{"title":"Polarstar","description":"PolarStar Airsoft delivers cutting-edge HPA systems engineered for elite performance, precision, and reliability. Perfect for serious players seeking consistent FPS and customizable settings.","products":[{"product_id":"polarstar-kythera-sa-nozzle-type-13","title":"Polarstar Kythera® SA Nozzle (Type: #13)","description":"\u003ch3 data-start=\"0\" data-end=\"95\"\u003ePolarStar Kythera® SA Nozzle (Type: #13) — Precision Drop-In Nozzle for Kythera HPA Engines\u003c\/h3\u003e\n\u003cp data-start=\"97\" data-end=\"622\"\u003eWhen precision, reliability, and exact fitment matter, the \u003cstrong data-start=\"156\" data-end=\"200\"\u003ePolarStar Kythera® SA Nozzle (Type: #13)\u003c\/strong\u003e delivers. Engineered as a drop-in nozzle for PolarStar Kythera HPA engines, this brass nozzle is a purpose-built component that helps ensure consistent sealing, smooth cycling, and excellent shot-to-shot performance in a wide range of replicas. If you’re building or tuning an HPA system, the correct nozzle is one of the small parts that makes a big difference — and the #13 Kythera nozzle is made to get that fit right.\u003c\/p\u003e\n\u003ch4 data-start=\"624\" data-end=\"692\"\u003eMachined Brass Construction for Durability and Seal Integrity\u003c\/h4\u003e\n\u003cp data-start=\"693\" data-end=\"1086\"\u003eManufactured from high-quality \u003cstrong data-start=\"724\" data-end=\"733\"\u003ebrass\u003c\/strong\u003e, the #13 nozzle offers a robust balance of toughness and dimensional stability. Brass resists wear, maintains tight tolerances over thousands of cycles, and provides a smooth, low-friction mating surface with internal engine components. That means fewer leaks, crisper cycling, and improved longevity compared to softer or poorly machined alternatives.\u003c\/p\u003e\n\u003ch4 data-start=\"1088\" data-end=\"1146\"\u003eTrue Drop-In Compatibility with Kythera HPA Engines\u003c\/h4\u003e\n\u003cp data-start=\"1147\" data-end=\"1549\"\u003eThis nozzle is designed specifically for \u003cstrong data-start=\"1188\" data-end=\"1209\"\u003ePolarStar Kythera\u003c\/strong\u003e HPA engines as a drop-in replacement — no heavy modification required. Install it directly into your Kythera engine to match nozzle length to your replica’s cylinder and hop-up geometry. For builders moving between cylinder conversion systems or swapping engines, using the correctly numbered nozzle keeps setup predictable and repeatable.\u003c\/p\u003e\n\u003ch4 data-start=\"1551\" data-end=\"1596\"\u003eWhy the Numbered Nozzle System Matters\u003c\/h4\u003e\n\u003cp data-start=\"1597\" data-end=\"2103\"\u003ePolarStar uses a \u003cstrong data-start=\"1614\" data-end=\"1640\"\u003enumbered nozzle system\u003c\/strong\u003e (rather than only rifle model names) because nozzle length and fit can vary even between the same replica models made by different manufacturers. Small differences in receiver thickness, gearbox shell design, or barrel\/hopup placement can alter the nozzle length required for a perfect seal. Selecting a nozzle by number — in this case \u003cstrong data-start=\"1977\" data-end=\"1984\"\u003e#13\u003c\/strong\u003e — ensures you get the length that best matches the measured requirements of your replica’s cylinder-to-hopup distance.\u003c\/p\u003e\n\u003cp data-start=\"2105\" data-end=\"2170\"\u003eA few practical notes about PolarStar’s system you should know:\u003c\/p\u003e\n\u003cul data-start=\"2171\" data-end=\"2993\"\u003e\n\u003cli data-start=\"2171\" data-end=\"2304\"\u003e\n\u003cp data-start=\"2173\" data-end=\"2304\"\u003eThe number printed on each nozzle corresponds to a measured, repeatable length that PolarStar has mapped to many common replicas.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2305\" data-end=\"2507\"\u003e\n\u003cp data-start=\"2307\" data-end=\"2507\"\u003eThe numbered system is \u003cstrong data-start=\"2330\" data-end=\"2369\"\u003euniversal across compatible engines\u003c\/strong\u003e: once you determine your replica uses a #13 nozzle, that same number will be correct for Kythera, F2, or other numbered-nozzle engines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2508\" data-end=\"2818\"\u003e\n\u003cp data-start=\"2510\" data-end=\"2818\"\u003eSome Kythera engines built for non-standard cylinders (models made specifically for a certain replica like A\u0026amp;K\/JG SR-25) use a \u003cstrong data-start=\"2637\" data-end=\"2660\"\u003e“K”-prefixed nozzle\u003c\/strong\u003e because they employ different cylinder dimensions. Those K-nozzles share design profiles with numbered nozzles but are intended for those unique cylinders.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2819\" data-end=\"2993\"\u003e\n\u003cp data-start=\"2821\" data-end=\"2993\"\u003eThe \u003cstrong data-start=\"2825\" data-end=\"2838\"\u003e#1 nozzle\u003c\/strong\u003e is produced in very high volumes and is typically left \u003cstrong data-start=\"2894\" data-end=\"2906\"\u003eunmarked\u003c\/strong\u003e to optimize production; every other nozzle carries its number for easy identification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2995\" data-end=\"3017\"\u003eIdeal Use Cases\u003c\/h4\u003e\n\u003cul data-start=\"3018\" data-end=\"3396\"\u003e\n\u003cli data-start=\"3018\" data-end=\"3144\"\u003e\n\u003cp data-start=\"3020\" data-end=\"3144\"\u003eYou’re installing a Kythera HPA engine into a replica and need the correct nozzle length for reliable feeding and sealing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3145\" data-end=\"3285\"\u003e\n\u003cp data-start=\"3147\" data-end=\"3285\"\u003eYou’ve measured your replica’s required nozzle length (or referenced PolarStar’s compatibility list) and confirmed \u003cstrong data-start=\"3262\" data-end=\"3269\"\u003e#13\u003c\/strong\u003e is the match.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3286\" data-end=\"3396\"\u003e\n\u003cp data-start=\"3288\" data-end=\"3396\"\u003eYou want a durable, low-wear brass nozzle to improve long-term performance and reduce maintenance headaches.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"3398\" data-end=\"3428\"\u003eQuick Installation Tips\u003c\/h4\u003e\n\u003col data-start=\"3429\" data-end=\"3851\"\u003e\n\u003cli data-start=\"3429\" data-end=\"3571\"\u003e\n\u003cp data-start=\"3432\" data-end=\"3571\"\u003eConfirm your replica’s measured cylinder-to-hopup distance or consult PolarStar’s compatibility list to verify #13 is the correct length.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3572\" data-end=\"3708\"\u003e\n\u003cp data-start=\"3575\" data-end=\"3708\"\u003eInstall the nozzle into the Kythera engine per PolarStar instructions — the part is designed as a drop-in item for Kythera systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3709\" data-end=\"3851\"\u003e\n\u003cp data-start=\"3712\" data-end=\"3851\"\u003eAfter installation, run a brief function test and verify sealing and cycling at low pressure before returning to full operational settings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4 data-start=\"3853\" data-end=\"3880\"\u003eSpecs \u0026amp; Manufacturer\u003c\/h4\u003e\n\u003cul data-start=\"3881\" data-end=\"4072\"\u003e\n\u003cli data-start=\"3881\" data-end=\"3922\"\u003e\n\u003cp data-start=\"3883\" data-end=\"3922\"\u003e\u003cstrong data-start=\"3883\" data-end=\"3892\"\u003eType:\u003c\/strong\u003e Kythera® SA Nozzle, \u003cstrong data-start=\"3913\" data-end=\"3920\"\u003e#13\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3923\" data-end=\"3946\"\u003e\n\u003cp data-start=\"3925\" data-end=\"3946\"\u003e\u003cstrong data-start=\"3925\" data-end=\"3938\"\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3947\" data-end=\"4042\"\u003e\n\u003cp data-start=\"3949\" data-end=\"4042\"\u003e\u003cstrong data-start=\"3949\" data-end=\"3961\"\u003eFitment:\u003c\/strong\u003e Drop-in for PolarStar Kythera HPA engines (numbered-nozzle compatible systems)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4043\" data-end=\"4072\"\u003e\n\u003cp data-start=\"4045\" data-end=\"4072\"\u003e\u003cstrong data-start=\"4045\" data-end=\"4062\"\u003eManufacturer:\u003c\/strong\u003e PolarStar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4074\" data-end=\"4455\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eSmall details deliver big results in HPA systems — choosing the correct nozzle length and a precision-machined material like brass can greatly improve consistency, reliability, and longevity. If your replica requires a #13 nozzle, the \u003cstrong data-start=\"4309\" data-end=\"4347\"\u003ePolarStar Kythera® SA Nozzle (#13)\u003c\/strong\u003e is the reliable, professional-grade choice to keep your Kythera engine sealing and cycling like a champion.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47468079481062,"sku":"22819","price":42.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/2555_polarstar-22819-removebg-preview.png?v=1784175301"},{"product_id":"polarstar-kythera-trigger-link-v2","title":"PolarStar Kythera Trigger Link for V2","description":"\u003ch2\u003ePolarStar Kythera Trigger Link for V2 Gearbox\u003c\/h2\u003e\n\u003cp\u003eConvert your build with confidence using the \u003cstrong\u003ePolarStar Kythera Trigger Link V2\u003c\/strong\u003e, a simple yet essential component designed to adapt your \u003cstrong\u003eKythera SA HPA engine\u003c\/strong\u003e from a V3 gearbox setup into a \u003cstrong\u003eVersion 2 (V2) platform\u003c\/strong\u003e. Whether you're upgrading your current rifle or switching platforms entirely, this trigger link makes the transition \u003cstrong\u003equick, seamless, and reliable\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIf you're running a Kythera system and want to move into a V2 build—like an M4 platform—this is the part that makes it happen.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned for Seamless Kythera Conversions\u003c\/h2\u003e\n\u003cp\u003eThe Kythera system is known for its \u003cstrong\u003efully mechanical, battery-free operation\u003c\/strong\u003e, but switching between gearbox versions requires the correct internal components. This V2 trigger link is specifically engineered to ensure \u003cstrong\u003eproper alignment and trigger function\u003c\/strong\u003e when installing your Kythera engine into a Version 2 gearbox.\u003c\/p\u003e\n\u003cp\u003eConversion benefits include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnables \u003cstrong\u003eV3 to V2 gearbox compatibility\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaintains proper trigger engagement and response\u003c\/li\u003e\n\u003cli\u003eEnsures smooth mechanical operation\u003c\/li\u003e\n\u003cli\u003eQuick and straightforward installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith the correct trigger link installed, your Kythera system will function \u003cstrong\u003eexactly as intended in a V2 setup\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBuilt for Precision \u0026amp; Reliability\u003c\/h2\u003e\n\u003cp\u003eAs with all PolarStar components, this trigger link is manufactured to meet \u003cstrong\u003etight tolerances and high-performance standards\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003ePerformance advantages:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConsistent trigger actuation\u003c\/li\u003e\n\u003cli\u003eReliable mechanical engagement\u003c\/li\u003e\n\u003cli\u003eDurable construction for long-term use\u003c\/li\u003e\n\u003cli\u003eDesigned to handle repeated cycling under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis ensures your rifle maintains \u003cstrong\u003ecrisp trigger response and dependable operation\u003c\/strong\u003e, even in demanding gameplay conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eEasy Installation with Included Hardware\u003c\/h2\u003e\n\u003cp\u003eThe PolarStar Kythera Trigger Link for V2 is designed to be \u003cstrong\u003euser-friendly\u003c\/strong\u003e, making it accessible for both experienced techs and players performing their first HPA conversion.\u003c\/p\u003e\n\u003cp\u003eInstallation features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect replacement component\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003e4-40 x 3\/8 screw\u003c\/strong\u003e for secure mounting\u003c\/li\u003e\n\u003cli\u003eMinimal tools required\u003c\/li\u003e\n\u003cli\u003eQuick swap process\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSimply replace your existing trigger link, pair it with the appropriate nozzle for your rifle, and your Kythera engine is ready for its new platform.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eEssential for V2 HPA Builds\u003c\/h2\u003e\n\u003cp\u003eIf you're planning to run your Kythera engine in a V2 gearbox, this trigger link is a \u003cstrong\u003enon-negotiable component\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIdeal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eM4 \/ AR-style AEG conversions\u003c\/li\u003e\n\u003cli\u003eCustom HPA builds\u003c\/li\u003e\n\u003cli\u003ePlayers switching platforms\u003c\/li\u003e\n\u003cli\u003eTechs upgrading or reconfiguring rifles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt ensures your system remains \u003cstrong\u003efully functional, efficient, and competition-ready\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOptimized for the Kythera Mechanical System\u003c\/h2\u003e\n\u003cp\u003eUnlike electronic HPA systems, the Kythera relies entirely on \u003cstrong\u003emechanical trigger actuation\u003c\/strong\u003e, making component compatibility critical.\u003c\/p\u003e\n\u003cp\u003eThis trigger link:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaintains the Kythera’s \u003cstrong\u003erealistic trigger feel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePreserves its \u003cstrong\u003ebattery-free operation\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eEnsures consistent firing performance\u003c\/li\u003e\n\u003cli\u003eSupports the system’s \u003cstrong\u003elow-maintenance design\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt’s a small part that plays a \u003cstrong\u003ebig role in overall system performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003ePolarStar Kythera SA HPA engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eConverts compatibility from \u003cstrong\u003eV3 to V2 gearboxes\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eEnsures proper \u003cstrong\u003etrigger function and alignment\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDurable and precision-built construction\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003e4-40 x 3\/8 mounting screw\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eEasy installation and quick conversion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eUpgrade Your Build with Confidence\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar Kythera Trigger Link for V2\u003c\/strong\u003e is a must-have for anyone looking to \u003cstrong\u003eexpand the versatility of their Kythera system\u003c\/strong\u003e. Whether you're moving to a new rifle platform or optimizing your current setup, this component ensures a \u003cstrong\u003esmooth, reliable transition without compromising performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor players who demand flexibility and precision from their HPA builds, this trigger link is the \u003cstrong\u003ekey to unlocking your next configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVisit us at CQCAirsoft.com for more PolarStar upgrades, HPA parts, and performance accessories.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994881769702,"sku":"10001172","price":48.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/9259_kytherasav2triggerlink_1944x-removebg-preview.png?v=1784175274"},{"product_id":"polarstar-f2-m249-hpa-engine","title":"Polarstar F2™ HPA Engine for Airsoft Rifles (Model: M249)","description":"\u003ch1\u003ePolarStar F2 HPA Engine for Airsoft Rifles (M249)\u003c\/h1\u003e\n\u003ch2\u003eUnlock Maximum Performance with the PolarStar F2 HPA Engine for M249 Airsoft LMGs\u003c\/h2\u003e\n\u003cp\u003eTransform your support weapon into a high-performance powerhouse with the \u003cstrong\u003ePolarStar F2 HPA Engine for M249 Airsoft Rifles\u003c\/strong\u003e. Designed specifically for \u003cstrong\u003eM249 series airsoft machine guns\u003c\/strong\u003e, the PolarStar F2 combines cutting-edge dual-solenoid technology, exceptional air efficiency, and unparalleled tunability to deliver one of the most advanced HPA systems available today.\u003c\/p\u003e\n\u003cp\u003eWhether you're laying down suppressive fire during MilSim events, dominating support roles at your local field, or building the ultimate custom M249, the PolarStar F2 offers lightning-fast trigger response, outstanding consistency, and complete control over your rifle's performance.\u003c\/p\u003e\n\u003cp\u003eTrusted by competitive players and professional airsoft technicians around the world, the PolarStar F2 is engineered for players who refuse to compromise on reliability, accuracy, or performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eThe Next Evolution of HPA Technology\u003c\/h1\u003e\n\u003cp\u003eThe PolarStar F2 builds upon years of HPA innovation by utilizing an advanced \u003cstrong\u003edual-solenoid design\u003c\/strong\u003e. Unlike traditional single-solenoid systems, the F2 independently controls both the nozzle and poppet valve, allowing precise adjustment of each firing cycle.\u003c\/p\u003e\n\u003cp\u003eThis advanced design gives players greater control over:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAir efficiency\u003c\/li\u003e\n\u003cli\u003eNozzle timing\u003c\/li\u003e\n\u003cli\u003eBB loading consistency\u003c\/li\u003e\n\u003cli\u003eShot-to-shot accuracy\u003c\/li\u003e\n\u003cli\u003eTrigger response\u003c\/li\u003e\n\u003cli\u003eRate of fire\u003c\/li\u003e\n\u003cli\u003eOverall reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe result is an HPA engine capable of delivering outstanding performance across virtually any field or weather condition.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eBuilt Specifically for M249 Platforms\u003c\/h1\u003e\n\u003cp\u003eThis version of the PolarStar F2 is designed specifically for \u003cstrong\u003eM249 airsoft light machine guns\u003c\/strong\u003e, providing a dedicated fit for compatible M249 gearbox shells.\u003c\/p\u003e\n\u003cp\u003eWhether you're upgrading an existing support weapon or building a custom HPA project, the M249-specific engine provides exceptional reliability for sustained automatic fire while maintaining the consistent performance PolarStar is known for.\u003c\/p\u003e\n\u003cp\u003eFor compatibility, always verify your specific M249 model before installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eIncredible Trigger Response\u003c\/h1\u003e\n\u003cp\u003eOne of the biggest advantages of the PolarStar F2 is its remarkably fast response time.\u003c\/p\u003e\n\u003cp\u003eBecause there are no gears, pistons, or electric motors cycling inside the gearbox, every trigger pull produces an almost instantaneous shot. This translates into:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFaster follow-up shots\u003c\/li\u003e\n\u003cli\u003eImproved target engagement\u003c\/li\u003e\n\u003cli\u003eMore consistent firing\u003c\/li\u003e\n\u003cli\u003eEnhanced control in semi-auto\u003c\/li\u003e\n\u003cli\u003eSmooth full-auto operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEven under heavy sustained fire, the F2 continues to perform with exceptional consistency.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eExcellent Air Efficiency\u003c\/h1\u003e\n\u003cp\u003eEfficiency matters, especially for support gunners carrying heavy equipment throughout long games.\u003c\/p\u003e\n\u003cp\u003eThe PolarStar F2 is designed to maximize every cubic inch of air, allowing players to fire more rounds per tank fill while maintaining excellent velocity consistency.\u003c\/p\u003e\n\u003cp\u003eThis increased efficiency means:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLonger game time\u003c\/li\u003e\n\u003cli\u003eFewer tank refills\u003c\/li\u003e\n\u003cli\u003eStable FPS\u003c\/li\u003e\n\u003cli\u003eReduced air consumption\u003c\/li\u003e\n\u003cli\u003eReliable performance throughout extended events\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eFully Adjustable Performance\u003c\/h1\u003e\n\u003cp\u003eOne of the reasons the PolarStar F2 remains one of the industry's most respected HPA engines is its extensive adjustability.\u003c\/p\u003e\n\u003cp\u003ePlayers can fine-tune multiple operating parameters to match their exact build and field requirements, allowing the engine to be optimized for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCQB fields\u003c\/li\u003e\n\u003cli\u003eOutdoor games\u003c\/li\u003e\n\u003cli\u003eMilSim operations\u003c\/li\u003e\n\u003cli\u003eSupport gunner roles\u003c\/li\u003e\n\u003cli\u003eHigh rate of fire builds\u003c\/li\u003e\n\u003cli\u003ePrecision-focused setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis flexibility allows the F2 to adapt to virtually any style of gameplay.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eEngineered for Reliability\u003c\/h1\u003e\n\u003cp\u003eSupport weapons are expected to fire thousands of rounds during a single event.\u003c\/p\u003e\n\u003cp\u003eThe PolarStar F2 is built with premium internal components and precision manufacturing to ensure dependable operation under demanding conditions.\u003c\/p\u003e\n\u003cp\u003eIts simplified pneumatic design eliminates many of the wear points commonly found in traditional AEG gearboxes, helping reduce maintenance while improving long-term reliability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003ePerfect for Serious Support Gunners\u003c\/h1\u003e\n\u003cp\u003eWhether you're providing suppressive fire during MilSim operations or covering teammates during objective-based games, the PolarStar F2 gives your M249 the consistent performance required for the support role.\u003c\/p\u003e\n\u003cp\u003eThe smooth firing cycle and dependable operation allow you to stay focused on the mission instead of worrying about gearbox reliability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eKey Features\u003c\/h1\u003e\n\u003cp\u003e✔ Designed specifically for M249 airsoft rifles\u003c\/p\u003e\n\u003cp\u003e✔ Advanced dual-solenoid HPA engine\u003c\/p\u003e\n\u003cp\u003e✔ Exceptional trigger response\u003c\/p\u003e\n\u003cp\u003e✔ Outstanding shot-to-shot consistency\u003c\/p\u003e\n\u003cp\u003e✔ Highly efficient air consumption\u003c\/p\u003e\n\u003cp\u003e✔ Fully adjustable firing parameters\u003c\/p\u003e\n\u003cp\u003e✔ Smooth and reliable full-auto operation\u003c\/p\u003e\n\u003cp\u003e✔ Excellent reliability for extended gameplay\u003c\/p\u003e\n\u003cp\u003e✔ Ideal for MilSim, support gunner, and competitive builds\u003c\/p\u003e\n\u003cp\u003e✔ Precision engineered by PolarStar\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eWhy Choose the PolarStar F2 for Your M249?\u003c\/h1\u003e\n\u003cp\u003eThe PolarStar F2 has earned its reputation as one of the finest HPA engines available because it delivers an unmatched combination of performance, reliability, and customization. Its advanced dual-solenoid technology provides exceptional control over every shot, while its efficient pneumatic system allows players to maximize both consistency and air usage.\u003c\/p\u003e\n\u003cp\u003eFor players building a dedicated M249 support weapon, the F2 offers the reliability, performance, and tunability needed to dominate the field and keep your team covered when it matters most.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade your M249 with the PolarStar F2 HPA Engine and experience elite-level performance trusted by serious airsoft players worldwide. 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The \u003cstrong\u003ePolarStar Gearbox Shim Set 0.157 HPA\u003c\/strong\u003e is a precision upgrade designed to \u003cstrong\u003eeliminate engine movement inside your gearbox\u003c\/strong\u003e, ensuring consistent air seal, reliable BB feeding, and peak performance from your HPA system.\u003c\/p\u003e\n\u003cp\u003eBuilt specifically for PolarStar cylinder conversion kits, this shim set is an essential addition for anyone running \u003cstrong\u003eF2, F1, JACK, or Kythera systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eEliminate Engine Movement for Consistent Performance\u003c\/h2\u003e\n\u003cp\u003eOne of the most overlooked issues in HPA builds is \u003cstrong\u003eslight engine movement inside the gearbox shell\u003c\/strong\u003e. 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Worn or weakened springs can negatively impact this experience.\u003c\/p\u003e\n\u003cp\u003eWith this spring set, you can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBring back a \u003cstrong\u003ecrisp, clean trigger break\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eImprove trigger reset consistency\u003c\/li\u003e\n\u003cli\u003eMaintain realistic mechanical feedback\u003c\/li\u003e\n\u003cli\u003eEnsure reliable semi-auto operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor players who value \u003cstrong\u003eprecision and realism\u003c\/strong\u003e, keeping these components in top condition is essential.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBuilt for Reliability \u0026amp; Longevity\u003c\/h2\u003e\n\u003cp\u003eManufactured by \u003cstrong\u003ePolarStar\u003c\/strong\u003e, these springs are engineered to meet the same high standards as the original components in your Kythera engine.\u003c\/p\u003e\n\u003cp\u003ePerformance benefits:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDurable materials designed for repeated use\u003c\/li\u003e\n\u003cli\u003eConsistent spring tension for reliable operation\u003c\/li\u003e\n\u003cli\u003ePrecision fit for seamless installation\u003c\/li\u003e\n\u003cli\u003eLong-lasting performance under demanding conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis ensures your system continues to perform reliably, even during \u003cstrong\u003eintense gameplay or high-use scenarios\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePerfect for Repairs, Upgrades \u0026amp; Spare Kits\u003c\/h2\u003e\n\u003cp\u003eWhether you're a casual player or a dedicated tech, this spring set is an excellent addition to your toolkit.\u003c\/p\u003e\n\u003cp\u003eIdeal uses:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance and servicing\u003c\/li\u003e\n\u003cli\u003eFixing worn or damaged internal springs\u003c\/li\u003e\n\u003cli\u003eBackup parts for field repairs\u003c\/li\u003e\n\u003cli\u003eFine-tuning trigger response\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHaving a spare set on hand means you’re always prepared to \u003cstrong\u003ekeep your build running smoothly\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned Specifically for the Kythera Platform\u003c\/h2\u003e\n\u003cp\u003eThis spring set is \u003cstrong\u003efully compatible with PolarStar Kythera SA engines\u003c\/strong\u003e, ensuring a perfect fit and hassle-free installation.\u003c\/p\u003e\n\u003cp\u003eCompatibility highlights:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned exclusively for Kythera SA systems\u003c\/li\u003e\n\u003cli\u003eMatches original factory specifications\u003c\/li\u003e\n\u003cli\u003eNo modification required\u003c\/li\u003e\n\u003cli\u003eQuick and easy installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt’s a \u003cstrong\u003eplug-and-play solution\u003c\/strong\u003e for maintaining your HPA engine.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose PolarStar?\u003c\/h2\u003e\n\u003cp\u003ePolarStar has been a leader in airsoft innovation since 2009, known for producing \u003cstrong\u003ehigh-quality, precision-engineered components\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eTheir introduction of the \u003cstrong\u003eFusion Engine\u003c\/strong\u003e revolutionized the industry, shifting the focus from traditional AEG upgrades to \u003cstrong\u003eadvanced HPA systems\u003c\/strong\u003e built for performance, efficiency, and longevity.\u003c\/p\u003e\n\u003cp\u003eWith PolarStar, you get:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProven reliability\u003c\/li\u003e\n\u003cli\u003eIndustry-leading innovation\u003c\/li\u003e\n\u003cli\u003eHigh-end manufacturing standards\u003c\/li\u003e\n\u003cli\u003eTrusted performance by airsoft professionals worldwide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eComplete small spring set for \u003cstrong\u003eKythera SA engine\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003etrigger spring w\/ pad, disconnector spring, and recocking latch spring\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eExcludes spool valve spring\u003c\/li\u003e\n\u003cli\u003eRestores trigger feel and cycling performance\u003c\/li\u003e\n\u003cli\u003eDurable, precision-manufactured components\u003c\/li\u003e\n\u003cli\u003eIdeal for maintenance, repair, and upgrades\u003c\/li\u003e\n\u003cli\u003eEasy drop-in installation\u003c\/li\u003e\n\u003cli\u003eGenuine PolarStar replacement parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eKeep Your Kythera Running Like New\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar Kythera SA Small Spring Set\u003c\/strong\u003e is a simple yet essential upgrade for maintaining the performance and reliability of your HPA system. By replacing worn springs, you ensure \u003cstrong\u003econsistent trigger response, smooth operation, and long-term durability\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor any Kythera owner, this is a \u003cstrong\u003emust-have maintenance kit\u003c\/strong\u003e that keeps your rifle performing at its best.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAvailable now at CQCAirsoft.com – maintain your edge on the field.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994889535718,"sku":"10001175","price":20.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/9294_kythera-sa-small-spring-set-excl-valve-spring.jpg?v=1784175280"},{"product_id":"polarstar-light-poppet-spring","title":"Polarstar Light Poppet Spring for Fusion Engine and F2 Engine","description":"\u003ch1\u003ePolarStar Light Poppet Spring for Fusion Engine \u0026amp; F2 HPA Engine\u003c\/h1\u003e\n\u003ch2\u003eFine-Tune Your HPA Performance with Genuine PolarStar Factory Components\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar Light Poppet Spring for Fusion Engine and F2 HPA Engines\u003c\/strong\u003e is a genuine factory replacement and tuning component designed to optimize the performance of your PolarStar HPA system. Manufactured to PolarStar's exact specifications, this lightweight spring allows experienced HPA users to fine-tune airflow, improve engine responsiveness, and customize the firing characteristics of their rifle for specific builds and field requirements.\u003c\/p\u003e\n\u003cp\u003eWhether you're replacing a worn factory spring during routine maintenance or optimizing your engine for greater efficiency and consistency, this genuine PolarStar component delivers the reliability and precision serious HPA users demand.\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for the \u003cstrong\u003ePolarStar Fusion Engine\u003c\/strong\u003e and \u003cstrong\u003ePolarStar F2\u003c\/strong\u003e, the Light Poppet Spring provides the quality and compatibility expected from one of the most trusted names in HPA technology.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eGenuine PolarStar Factory Quality\u003c\/h2\u003e\n\u003cp\u003eWhen maintaining or upgrading an HPA engine, using genuine factory parts is essential for preserving long-term reliability and performance.\u003c\/p\u003e\n\u003cp\u003eThe PolarStar Light Poppet Spring is manufactured to original factory tolerances, ensuring:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecise fitment\u003c\/li\u003e\n\u003cli\u003eReliable operation\u003c\/li\u003e\n\u003cli\u003eConsistent performance\u003c\/li\u003e\n\u003cli\u003eLong service life\u003c\/li\u003e\n\u003cli\u003eSeamless compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUnlike generic aftermarket springs, genuine PolarStar components are engineered specifically for the internal dynamics of the Fusion Engine and F2 platforms.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOptimized for Fusion Engine \u0026amp; 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Whether you’re building a \u003cstrong data-start=\"648\" data-end=\"680\"\u003eself-contained HPA CQB setup\u003c\/strong\u003e, running a \u003cstrong data-start=\"692\" data-end=\"707\"\u003eremote line\u003c\/strong\u003e, or simply upgrading to an \u003cstrong data-start=\"735\" data-end=\"765\"\u003eAR-style buffer tube stock\u003c\/strong\u003e, this adapter delivers rock-solid performance in a true drop-in design.\u003c\/p\u003e\n\u003chr data-start=\"839\" data-end=\"842\"\u003e\n\u003ch3 data-start=\"844\" data-end=\"885\"\u003eCNC-Machined Strength \u0026amp; Precision Fit\u003c\/h3\u003e\n\u003cp data-start=\"887\" data-end=\"1262\"\u003eMachined from a solid block of \u003cstrong data-start=\"918\" data-end=\"935\"\u003e6061 aluminum\u003c\/strong\u003e, this adapter offers exceptional durability without unnecessary weight. The anodized finish improves corrosion resistance and provides a clean, professional appearance that pairs perfectly with high-end HPA and AEG builds. 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This allows players to create a \u003cstrong data-start=\"1992\" data-end=\"2035\"\u003efully contained HPA or CO₂-powered MP5K\u003c\/strong\u003e without the need for a remote air line—ideal for tight indoor CQB environments where mobility and clean ergonomics matter most.\u003c\/p\u003e\n\u003cp data-start=\"2165\" data-end=\"2277\"\u003eRunning a line-free setup reduces snag points, improves weapon handling, and delivers a cleaner overall profile.\u003c\/p\u003e\n\u003chr data-start=\"2279\" data-end=\"2282\"\u003e\n\u003ch3 data-start=\"2284\" data-end=\"2321\"\u003eMilspec Buffer Tube Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"2323\" data-end=\"2359\"\u003eNot running a gas stock? No problem.\u003c\/p\u003e\n\u003cp data-start=\"2361\" data-end=\"2709\"\u003eThis adapter also functions as a \u003cstrong data-start=\"2394\" data-end=\"2434\"\u003estandard Milspec buffer tube adapter\u003c\/strong\u003e, allowing you to install AR-style stocks when using a remote air line or even when running the MP5K as an AEG. Compatibility with \u003cstrong data-start=\"2565\" data-end=\"2600\"\u003ereal steel Milspec buffer tubes\u003c\/strong\u003e opens the door to countless stock options, letting you dial in your preferred length of pull and cheek weld.\u003c\/p\u003e\n\u003chr data-start=\"2711\" data-end=\"2714\"\u003e\n\u003ch3 data-start=\"2716\" data-end=\"2760\"\u003eAnti-Rotation Lock \u0026amp; Sling Plate Support\u003c\/h3\u003e\n\u003cp data-start=\"2762\" data-end=\"3008\"\u003eTo ensure maximum stability, the adapter includes a built-in \u003cstrong data-start=\"2823\" data-end=\"2856\"\u003e10-32 anti-rotation set screw\u003c\/strong\u003e that tightens against the underside of the buffer tube. This keeps the stock perfectly indexed and eliminates unwanted movement during aggressive play.\u003c\/p\u003e\n\u003cp data-start=\"3010\" data-end=\"3192\"\u003eAdditionally, the design supports \u003cstrong data-start=\"3044\" data-end=\"3086\"\u003ereal steel Milspec receiver end plates\u003c\/strong\u003e, allowing you to use your preferred sling mount configuration for single-point or two-point sling setups.\u003c\/p\u003e\n\u003chr data-start=\"3194\" data-end=\"3197\"\u003e\n\u003ch3 data-start=\"3199\" data-end=\"3215\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"3217\" data-end=\"3639\"\u003e\n\u003cli data-start=\"3217\" data-end=\"3260\"\u003e\n\u003cp data-start=\"3219\" data-end=\"3260\"\u003eCNC-machined 6061 aluminum construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3261\" data-end=\"3320\"\u003e\n\u003cp data-start=\"3263\" data-end=\"3320\"\u003eAnodized finish for durability and corrosion resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3321\" data-end=\"3375\"\u003e\n\u003cp data-start=\"3323\" data-end=\"3375\"\u003eDirect drop-in fit for Elite Force MP5K (CYMA OEM)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3376\" data-end=\"3446\"\u003e\n\u003cp data-start=\"3378\" data-end=\"3446\"\u003eCompatible with Tokyo Marui \u0026amp; Galaxy MP5K (minor fitting required)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3447\" data-end=\"3496\"\u003e\n\u003cp data-start=\"3449\" data-end=\"3496\"\u003eAccepts PolarStar UGS \u0026amp; CGS gas stock systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3497\" data-end=\"3531\"\u003e\n\u003cp data-start=\"3499\" data-end=\"3531\"\u003eMilspec buffer tube compatible\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3532\" data-end=\"3590\"\u003e\n\u003cp data-start=\"3534\" data-end=\"3590\"\u003eAnti-rotation set screw for rock-solid stock alignment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3591\" data-end=\"3639\"\u003e\n\u003cp data-start=\"3593\" data-end=\"3639\"\u003eSupports real steel Milspec sling end plates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3641\" data-end=\"3644\"\u003e\n\u003ch3 data-start=\"3646\" data-end=\"3664\"\u003eManufacturer\u003c\/h3\u003e\n\u003cp data-start=\"3665\" data-end=\"3678\"\u003e\u003cstrong data-start=\"3665\" data-end=\"3678\"\u003ePolarStar\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994890748134,"sku":"25646","price":85.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/3397_polarstar-25646-removebg-preview.png?v=1784175281"},{"product_id":"polarstar-gearbox-shim-set-cylinder-conversion","title":"Polarstar Gearbox Shim Set for Cylinder Conversion Kits (Size: 0.152\")","description":"\u003ch3 data-start=\"212\" data-end=\"280\"\u003ePolarStar Gearbox Shim Set for Cylinder Conversion Kits (0.152\")\u003c\/h3\u003e\n\u003cp data-start=\"282\" data-end=\"631\"\u003eThe \u003cstrong data-start=\"286\" data-end=\"325\"\u003ePolarStar Gearbox Shim Set (0.152\")\u003c\/strong\u003e is a precision tuning component designed to secure PolarStar HPA cylinder conversion kits inside AEG gearbox shells. By eliminating unwanted cylinder movement, this shim set helps maintain proper nozzle alignment, consistent air seal, and reliable feeding—critical factors for high-performance HPA builds.\u003c\/p\u003e\n\u003cp data-start=\"633\" data-end=\"1089\"\u003eDuring HPA conversions, gearbox shell pin sizes can vary depending on manufacturer. To ensure universal compatibility, PolarStar cylinder conversion kits are manufactured with pin holes large enough to accept the largest common pin diameters. In some gearboxes with smaller pins, this can allow the cylinder to shift forward or backward during operation. Even minimal movement can negatively affect performance by altering nozzle protrusion and BB seating.\u003c\/p\u003e\n\u003cp data-start=\"1091\" data-end=\"1404\"\u003eThese precision brass shims are designed to take up that excess space and firmly lock the cylinder in place within the gearbox shell. Once installed, the cylinder remains properly positioned throughout the firing cycle, ensuring consistent nozzle extension, improved air seal, and stable shot-to-shot performance.\u003c\/p\u003e\n\u003cp data-start=\"1406\" data-end=\"1795\"\u003eManufactured from \u003cstrong data-start=\"1424\" data-end=\"1446\"\u003ehigh-quality brass\u003c\/strong\u003e, the shims offer excellent durability, resistance to deformation, and long-term reliability. Brass is ideal for this application due to its strength and ability to maintain precise tolerances under repeated stress. The \u003cstrong data-start=\"1666\" data-end=\"1686\"\u003e0.152\" thickness\u003c\/strong\u003e is one of the most common sizes required for correcting pin tolerance differences in popular gearbox shells.\u003c\/p\u003e\n\u003cp data-start=\"1797\" data-end=\"2107\"\u003eThis shim set is engineered for easy installation and is compatible with most standard AEG gearbox designs, including common Version 2 and Version 3 platforms. No permanent modification is required, making it an ideal solution for both new HPA builds and existing systems experiencing inconsistent performance.\u003c\/p\u003e\n\u003cp data-start=\"2109\" data-end=\"2191\"\u003eBy preventing cylinder movement, the PolarStar Gearbox Shim Set directly improves:\u003c\/p\u003e\n\u003cul data-start=\"2192\" data-end=\"2329\"\u003e\n\u003cli data-start=\"2192\" data-end=\"2224\"\u003e\n\u003cp data-start=\"2194\" data-end=\"2224\"\u003eNozzle alignment consistency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2225\" data-end=\"2251\"\u003e\n\u003cp data-start=\"2227\" data-end=\"2251\"\u003eBB seating reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2252\" data-end=\"2275\"\u003e\n\u003cp data-start=\"2254\" data-end=\"2275\"\u003eAir seal efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2276\" data-end=\"2293\"\u003e\n\u003cp data-start=\"2278\" data-end=\"2293\"\u003eFPS stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2294\" data-end=\"2329\"\u003e\n\u003cp data-start=\"2296\" data-end=\"2329\"\u003eOverall accuracy and efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2331\" data-end=\"2421\"\u003eThe shims are fully compatible with \u003cstrong data-start=\"2367\" data-end=\"2409\"\u003eall PolarStar cylinder conversion kits\u003c\/strong\u003e, including:\u003c\/p\u003e\n\u003cul data-start=\"2422\" data-end=\"2496\"\u003e\n\u003cli data-start=\"2422\" data-end=\"2438\"\u003e\n\u003cp data-start=\"2424\" data-end=\"2438\"\u003ePolarStar F2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2439\" data-end=\"2455\"\u003e\n\u003cp data-start=\"2441\" data-end=\"2455\"\u003ePolarStar F1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2456\" data-end=\"2474\"\u003e\n\u003cp data-start=\"2458\" data-end=\"2474\"\u003ePolarStar JACK\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2475\" data-end=\"2496\"\u003e\n\u003cp data-start=\"2477\" data-end=\"2496\"\u003ePolarStar Kythera\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2498\" data-end=\"2899\"\u003eFor HPA users, techs, and competitive players, this shim set is an essential tuning component. It protects your HPA investment and ensures your engine operates exactly as intended inside the gearbox shell. If you’re aiming for maximum consistency, reliability, and performance from your PolarStar setup, the \u003cstrong data-start=\"2806\" data-end=\"2833\"\u003e0.152\" Gearbox Shim Set\u003c\/strong\u003e is a small but critical upgrade that delivers measurable results.\u003c\/p\u003e\n\u003cp data-start=\"2901\" data-end=\"2928\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"2901\" data-end=\"2918\"\u003eManufacturer:\u003c\/strong\u003e PolarStar\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994913030374,"sku":"25645","price":17.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/8116_polarstar-25645-removebg-preview-1.png?v=1784175299"},{"product_id":"polastar-kythera-sa-nozzle-7","title":"Polarstar Kythera® SA Nozzle (Type: #7)","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-694dc732-9460-8326-8615-5f1310b2ffef-17\" data-testid=\"conversation-turn-158\" data-scroll-anchor=\"true\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"733b30a6-13a6-441f-a8ee-b81e94fbb6bc\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words dark markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"405\"\u003eThe \u003cstrong data-start=\"4\" data-end=\"46\"\u003ePolarStar Kythera® SA Nozzle (Type #7)\u003c\/strong\u003e is a precision-engineered upgrade component designed specifically for PolarStar Kythera HPA cylinder conversion engines. Built to exacting tolerances and manufactured from durable brass, this drop-in nozzle plays a critical role in achieving proper air seal, consistent BB feeding, and reliable overall performance in mechanically driven HPA airsoft systems.\u003c\/p\u003e\n\u003ch3 data-start=\"407\" data-end=\"453\"\u003ePrecision Fit for Consistent Performance\u003c\/h3\u003e\n\u003cp data-start=\"454\" data-end=\"978\"\u003eIn any HPA-powered airsoft rifle, nozzle length is one of the most important variables affecting performance. Even slight differences in nozzle length can dramatically impact how well BBs seat in the hop-up chamber, how consistently air is delivered, and ultimately how accurate and reliable the rifle feels in-game. The PolarStar Kythera SA #7 Nozzle is designed to address these challenges by providing a precisely measured length that aligns the engine’s air output perfectly with the hop-up chamber in compatible builds.\u003c\/p\u003e\n\u003cp data-start=\"980\" data-end=\"1416\"\u003eUnlike traditional AEG platforms where one nozzle may fit a specific gun model universally, HPA cylinder conversion systems introduce additional variables. Gearbox shell thickness, hop-up positioning, and manufacturer-specific tolerances can all change how far the cylinder sits from the hop-up unit. As a result, the same rifle model from two different manufacturers may require different nozzle lengths to achieve optimal performance.\u003c\/p\u003e\n\u003ch3 data-start=\"1418\" data-end=\"1456\"\u003eNumbered Nozzle System Explained\u003c\/h3\u003e\n\u003cp data-start=\"1457\" data-end=\"1903\"\u003eTo solve this issue, PolarStar uses a \u003cstrong data-start=\"1495\" data-end=\"1521\"\u003enumbered nozzle system\u003c\/strong\u003e rather than labeling nozzles by rifle model. The #7 designation refers to a specific nozzle length that has been tested and measured to work best in a range of common platforms and gearbox configurations. While the #7 nozzle is most commonly associated with certain replicas, it may also be compatible with additional builds depending on manufacturer tolerances and internal setup.\u003c\/p\u003e\n\u003cp data-start=\"1905\" data-end=\"2348\"\u003eOnce you determine the correct nozzle number for your replica, that number becomes \u003cstrong data-start=\"1988\" data-end=\"2026\"\u003euniversal across PolarStar engines\u003c\/strong\u003e that use the numbered nozzle system. This means if your build requires a #7 nozzle for a Kythera engine, it will also use a #7 nozzle for PolarStar F2 or JACK engines should you ever switch systems in the future. This standardized approach makes long-term upgrades and platform changes far easier and more cost-effective.\u003c\/p\u003e\n\u003ch3 data-start=\"2350\" data-end=\"2387\"\u003eHigh-Quality Brass Construction\u003c\/h3\u003e\n\u003cp data-start=\"2388\" data-end=\"2810\"\u003eThe Kythera SA #7 Nozzle is machined from solid brass, chosen for its excellent durability, wear resistance, and smooth surface finish. Brass nozzles maintain their dimensions under repeated cycling and resist deformation over time, even in high-use or high-pressure setups. The smooth finish also helps reduce friction against BBs and hop-up components, promoting reliable feeding and consistent shot-to-shot performance.\u003c\/p\u003e\n\u003ch3 data-start=\"2812\" data-end=\"2861\"\u003eDesigned for Kythera Mechanical HPA Engines\u003c\/h3\u003e\n\u003cp data-start=\"2862\" data-end=\"3214\"\u003eAs a drop-in component, this nozzle is specifically designed for PolarStar Kythera SA engines and installs easily during engine setup or tuning. Proper nozzle selection helps prevent common issues such as double-feeding, mid-cap misfeeds, inconsistent FPS, or poor air seal—issues that can otherwise undermine the advantages of a mechanical HPA system.\u003c\/p\u003e\n\u003ch3 data-start=\"3216\" data-end=\"3251\"\u003eImportant Compatibility Notes\u003c\/h3\u003e\n\u003cp data-start=\"3252\" data-end=\"3725\"\u003eMost numbered nozzles, including the #7, are clearly marked for easy identification. The only exception is the #1 nozzle, which is unmarked due to high production volume. Additionally, Kythera engines built for specific replicas with non-standard cylinder lengths—such as certain SR-25 variants—use special nozzles marked with a “K” prefix. These non-standard cylinders do not follow the universal numbering system, though their nozzle profiles remain compatible in design.\u003c\/p\u003e\n\u003ch3 data-start=\"3727\" data-end=\"3757\"\u003eFine-Tune Your HPA Build\u003c\/h3\u003e\n\u003cp data-start=\"3758\" data-end=\"4098\"\u003eWhether you’re optimizing an existing Kythera setup or building a new mechanical HPA rifle from the ground up, the PolarStar Kythera® SA Nozzle #7 is a critical tuning component. By ensuring correct alignment, consistent air delivery, and reliable feeding, this precision nozzle helps your rifle perform exactly as intended—shot after shot.\u003c\/p\u003e\n\u003cp data-start=\"4100\" data-end=\"4127\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"4100\" data-end=\"4117\"\u003eManufacturer:\u003c\/strong\u003e PolarStar\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pointer-events-none h-px w-px absolute bottom-0\" aria-hidden=\"true\" data-edge=\"true\"\u003e\u003c\/div\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994913915110,"sku":"22814","price":43.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/8119_polarstar-22814-removebg-preview.png?v=1784175299"},{"product_id":"polarstar-f2-hpa-engine-for-airsoft-rifles-model-v3-ak","title":"Polarstar F2 HPA Engine for Airsoft Rifles (Model: V3 \/ AK)","description":"\u003cp data-start=\"0\" data-end=\"95\"\u003e\u003cstrong data-start=\"0\" data-end=\"95\"\u003ePolarStar F2 HPA Engine for V3 AK Gearboxes – Precision Performance in a Compact Powerhouse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"97\" data-end=\"543\"\u003eTake your airsoft rifle to the next level with the \u003cstrong data-start=\"148\" data-end=\"197\"\u003ePolarStar F2 HPA Engine for V3 \/ AK Platforms\u003c\/strong\u003e. Designed for peak performance, incredible air efficiency, and precise control, the F2 is a compact, lightweight powerhouse that delivers the same performance and flexibility as the acclaimed Fusion Engine—just in a cylinder-sized package. Whether you're building a CQB blaster or a long-range DMR, the F2 gives you full control over every shot.\u003c\/p\u003e\n\u003chr data-start=\"545\" data-end=\"548\"\u003e\n\u003ch3 data-start=\"550\" data-end=\"595\"\u003eCompact Innovation with Elite Engineering\u003c\/h3\u003e\n\u003cp data-start=\"597\" data-end=\"921\"\u003eThe PolarStar F2 was engineered for players who demand the best in adjustability, durability, and consistency. This \u003cstrong data-start=\"713\" data-end=\"759\"\u003edrop-in HPA engine for Version 3 gearboxes\u003c\/strong\u003e, such as those found in most \u003cstrong data-start=\"789\" data-end=\"832\"\u003eAK-style AEGs (especially LCT-type AKs)\u003c\/strong\u003e, is built to offer \u003cstrong data-start=\"852\" data-end=\"920\"\u003eFusion Engine performance in a lightweight and more compact form\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"923\" data-end=\"1084\"\u003eIts \u003cstrong data-start=\"927\" data-end=\"966\"\u003eCNC-machined aluminum alloy housing\u003c\/strong\u003e ensures long-term reliability under field conditions, while the design keeps your rifle lightweight and maneuverable.\u003c\/p\u003e\n\u003chr data-start=\"1086\" data-end=\"1089\"\u003e\n\u003ch3 data-start=\"1091\" data-end=\"1147\"\u003eDual Solenoid Advantage – Closed or Open Bolt Firing\u003c\/h3\u003e\n\u003cp data-start=\"1149\" data-end=\"1390\"\u003eAt the heart of the F2 lies a \u003cstrong data-start=\"1179\" data-end=\"1212\"\u003epatented dual solenoid system\u003c\/strong\u003e. Unlike single-solenoid HPA engines, the F2 allows independent control of the \u003cstrong data-start=\"1291\" data-end=\"1310\"\u003enozzle movement\u003c\/strong\u003e and \u003cstrong data-start=\"1315\" data-end=\"1329\"\u003eair volume\u003c\/strong\u003e, which gives you unmatched customization over firing cycles.\u003c\/p\u003e\n\u003cp data-start=\"1392\" data-end=\"1638\"\u003eThis system also enables \u003cstrong data-start=\"1417\" data-end=\"1449\"\u003etrue closed-bolt firing mode\u003c\/strong\u003e for enhanced first-shot accuracy—ideal for DMR builds—or \u003cstrong data-start=\"1507\" data-end=\"1535\"\u003eAEG-style open-bolt mode\u003c\/strong\u003e for high-speed play. You can change the firing behavior on the fly using the \u003cstrong data-start=\"1613\" data-end=\"1637\"\u003eFCU with onboard LCD\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1640\" data-end=\"1643\"\u003e\n\u003ch3 data-start=\"1645\" data-end=\"1692\"\u003eUnmatched Air Efficiency and Velocity Range\u003c\/h3\u003e\n\u003cp data-start=\"1694\" data-end=\"1864\"\u003eThanks to the \u003cstrong data-start=\"1708\" data-end=\"1750\"\u003enew lightweight one-piece poppet valve\u003c\/strong\u003e, the F2 runs at \u003cstrong data-start=\"1767\" data-end=\"1813\"\u003elower pressures and uses less air per shot\u003c\/strong\u003e—increasing both efficiency and air tank longevity.\u003c\/p\u003e\n\u003cp data-start=\"1866\" data-end=\"2105\"\u003eWith an \u003cstrong data-start=\"1874\" data-end=\"1919\"\u003eoperating pressure range of 45 to 145 PSI\u003c\/strong\u003e, you can dial in your FPS anywhere from \u003cstrong data-start=\"1960\" data-end=\"1982\"\u003e205 FPS to 500 FPS\u003c\/strong\u003e using just \u003cstrong data-start=\"1994\" data-end=\"2008\"\u003eone nozzle\u003c\/strong\u003e. No need to swap components for indoor or outdoor play—just adjust pressure and settings and go.\u003c\/p\u003e\n\u003cp data-start=\"2107\" data-end=\"2276\"\u003eThe \u003cstrong data-start=\"2111\" data-end=\"2150\"\u003espring-loaded forward-biased nozzle\u003c\/strong\u003e guarantees consistent loading force regardless of PSI. This ensures smooth feeding even with varied magazines and BB weights.\u003c\/p\u003e\n\u003chr data-start=\"2278\" data-end=\"2281\"\u003e\n\u003ch3 data-start=\"2283\" data-end=\"2318\"\u003eWhy Choose the PolarStar F2 V3?\u003c\/h3\u003e\n\u003cul data-start=\"2320\" data-end=\"2812\"\u003e\n\u003cli data-start=\"2320\" data-end=\"2399\"\u003e\n\u003cp data-start=\"2322\" data-end=\"2399\"\u003e\u003cstrong data-start=\"2322\" data-end=\"2356\"\u003eLightweight and compact design\u003c\/strong\u003e for improved balance and maneuverability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2400\" data-end=\"2483\"\u003e\n\u003cp data-start=\"2402\" data-end=\"2483\"\u003e\u003cstrong data-start=\"2402\" data-end=\"2447\"\u003eDrop-in compatible with most V3 gearboxes\u003c\/strong\u003e, especially AK platforms like LCT\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2484\" data-end=\"2554\"\u003e\n\u003cp data-start=\"2486\" data-end=\"2554\"\u003e\u003cstrong data-start=\"2486\" data-end=\"2510\"\u003eSpring-loaded nozzle\u003c\/strong\u003e provides reliable feeding at any pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2555\" data-end=\"2599\"\u003e\n\u003cp data-start=\"2557\" data-end=\"2599\"\u003e\u003cstrong data-start=\"2557\" data-end=\"2597\"\u003eAdjustable FPS for CQB to DMR builds\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2600\" data-end=\"2680\"\u003e\n\u003cp data-start=\"2602\" data-end=\"2680\"\u003e\u003cstrong data-start=\"2602\" data-end=\"2626\"\u003eDual solenoid design\u003c\/strong\u003e offers precise control over nozzle and valve timing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2681\" data-end=\"2737\"\u003e\n\u003cp data-start=\"2683\" data-end=\"2737\"\u003e\u003cstrong data-start=\"2683\" data-end=\"2694\"\u003eLCD FCU\u003c\/strong\u003e (Fire Control Unit) for intuitive tuning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2738\" data-end=\"2812\"\u003e\n\u003cp data-start=\"2740\" data-end=\"2812\"\u003e\u003cstrong data-start=\"2740\" data-end=\"2812\"\u003eBuilt with top-tier American engineering and manufacturing standards\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2814\" data-end=\"2817\"\u003e\n\u003ch3 data-start=\"2819\" data-end=\"2837\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"2839\" data-end=\"3189\"\u003e\n\u003cli data-start=\"2839\" data-end=\"2868\"\u003e\n\u003cp data-start=\"2841\" data-end=\"2868\"\u003e\u003cstrong data-start=\"2841\" data-end=\"2851\"\u003eModel:\u003c\/strong\u003e F2 for V3 \/ AK\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2869\" data-end=\"2909\"\u003e\n\u003cp data-start=\"2871\" data-end=\"2909\"\u003e\u003cstrong data-start=\"2871\" data-end=\"2894\"\u003eOperating Pressure:\u003c\/strong\u003e 45 – 145 PSI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2910\" data-end=\"2973\"\u003e\n\u003cp data-start=\"2912\" data-end=\"2973\"\u003e\u003cstrong data-start=\"2912\" data-end=\"2931\"\u003eVelocity Range:\u003c\/strong\u003e 205 – 500 FPS (with appropriate tuning)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2974\" data-end=\"3006\"\u003e\n\u003cp data-start=\"2976\" data-end=\"3006\"\u003e\u003cstrong data-start=\"2976\" data-end=\"2989\"\u003eMaterial:\u003c\/strong\u003e Aluminum Alloy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3007\" data-end=\"3041\"\u003e\n\u003cp data-start=\"3009\" data-end=\"3041\"\u003e\u003cstrong data-start=\"3009\" data-end=\"3020\"\u003eSystem:\u003c\/strong\u003e Dual Solenoid, HPA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3042\" data-end=\"3066\"\u003e\n\u003cp data-start=\"3044\" data-end=\"3066\"\u003e\u003cstrong data-start=\"3044\" data-end=\"3055\"\u003eLength:\u003c\/strong\u003e 4 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3067\" data-end=\"3127\"\u003e\n\u003cp data-start=\"3069\" data-end=\"3127\"\u003e\u003cstrong data-start=\"3069\" data-end=\"3087\"\u003eCompatibility:\u003c\/strong\u003e Most Version 3 gearboxes, LCT AK AEGs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3128\" data-end=\"3189\"\u003e\n\u003cp data-start=\"3130\" data-end=\"3189\"\u003e\u003cstrong data-start=\"3130\" data-end=\"3143\"\u003eIncludes:\u003c\/strong\u003e F2 Engine, FCU, wiring, and required hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3191\" data-end=\"3194\"\u003e\n\u003ch3 data-start=\"3196\" data-end=\"3246\"\u003eBuilt by PolarStar – Leaders in HPA Innovation\u003c\/h3\u003e\n\u003cp data-start=\"3248\" data-end=\"3672\"\u003eSince 2009, \u003cstrong data-start=\"3260\" data-end=\"3281\"\u003ePolarStar Airsoft\u003c\/strong\u003e has led the charge in developing the world’s most advanced HPA systems. Backed by \u003cstrong data-start=\"3364\" data-end=\"3399\"\u003ePolarStar Engineering \u0026amp; Machine\u003c\/strong\u003e, an American manufacturing powerhouse, the company combines high-performance design with the craftsmanship of expert toolmakers. Their mission? Replace outdated AEG systems with reliable, tunable, and efficient HPA platforms that redefine the standard for serious players.\u003c\/p\u003e\n\u003chr data-start=\"3674\" data-end=\"3677\"\u003e\n\u003cp data-start=\"3679\" data-end=\"3934\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"3679\" data-end=\"3934\" data-is-last-node=\"\"\u003eDominate the field with the PolarStar F2 V3 – your gateway to precision airsoft performance. Whether you’re clearing tight corners or holding long sightlines, this engine gives you the control, efficiency, and speed you need to outplay the opposition.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994914504934,"sku":"82761","price":631.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/4159_polarstar-82761-removebg-preview.png?v=1784175299"},{"product_id":"polarstar-kythera-nozzle-type-12","title":"Polarstar Kythera® SA Nozzle (Type: #12)","description":"\u003ch2 data-start=\"191\" data-end=\"287\"\u003e\u003cstrong data-start=\"194\" data-end=\"287\"\u003ePolarStar Kythera® SA Nozzle (Type: #12) – Precision Brass Drop-In Nozzle for HPA Engines\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"289\" data-end=\"685\"\u003eTake your HPA setup to the next level with the \u003cstrong data-start=\"336\" data-end=\"380\"\u003ePolarStar Kythera® SA Nozzle (Type: #12)\u003c\/strong\u003e—a high-precision, brass-constructed nozzle specifically designed for use with \u003cstrong data-start=\"459\" data-end=\"492\"\u003ePolarStar Kythera HPA engines\u003c\/strong\u003e. Trusted by competitive players and technicians alike, this nozzle is part of PolarStar’s universal nozzle system, ensuring compatibility, consistency, and high performance across your builds.\u003c\/p\u003e\n\u003cp data-start=\"687\" data-end=\"932\"\u003eWhether you're upgrading or replacing a component in your LCT AK-47, AK-74, or AK-M, this Type #12 nozzle delivers \u003cstrong data-start=\"802\" data-end=\"873\"\u003eoptimal air seal, reliable feeding, and consistent shot performance\u003c\/strong\u003e—hallmarks of PolarStar’s industry-leading HPA engineering.\u003c\/p\u003e\n\u003chr data-start=\"934\" data-end=\"937\"\u003e\n\u003ch3 data-start=\"939\" data-end=\"991\"\u003e\u003cstrong data-start=\"943\" data-end=\"991\"\u003eEngineered for Consistency and Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"993\" data-end=\"1275\"\u003eThe \u003cstrong data-start=\"997\" data-end=\"1019\"\u003eKythera #12 nozzle\u003c\/strong\u003e is a \u003cstrong data-start=\"1025\" data-end=\"1044\"\u003edrop-in upgrade\u003c\/strong\u003e built from \u003cstrong data-start=\"1056\" data-end=\"1073\"\u003edurable brass\u003c\/strong\u003e to deliver long-term reliability under demanding gameplay conditions. Precision-machined to exact tolerances, it ensures a perfect fit and seamless function with your \u003cstrong data-start=\"1241\" data-end=\"1274\"\u003eKythera mechanical HPA engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1277\" data-end=\"1733\"\u003eWhile Type #12 is commonly used with \u003cstrong data-start=\"1314\" data-end=\"1342\"\u003eLCT AK-47\/74\/M platforms\u003c\/strong\u003e, its design reflects the nuances of gearbox compatibility. Because nozzle length can vary even between identical models from different manufacturers—due to design differences or gearbox shell thickness—PolarStar assigns \u003cstrong data-start=\"1563\" data-end=\"1597\"\u003enumbers instead of model names\u003c\/strong\u003e to nozzles for cylinder conversion systems. This guarantees more accurate and flexible compatibility across multiple airsoft platforms.\u003c\/p\u003e\n\u003chr data-start=\"1735\" data-end=\"1738\"\u003e\n\u003ch3 data-start=\"1740\" data-end=\"1809\"\u003e\u003cstrong data-start=\"1744\" data-end=\"1809\"\u003eUniversal Numbered System – Simplifies Upgrades Across Builds\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1811\" data-end=\"2146\"\u003eOnce you've determined your airsoft replica’s compatible nozzle number, that number becomes \u003cstrong data-start=\"1903\" data-end=\"1924\"\u003euniversally valid\u003c\/strong\u003e across all PolarStar engines that use the same system—including \u003cstrong data-start=\"1989\" data-end=\"2014\"\u003eKythera, JACK, and F2\u003c\/strong\u003e. So, if your rifle works with a \u003cstrong data-start=\"2047\" data-end=\"2069\"\u003e#12 Kythera nozzle\u003c\/strong\u003e, you can expect that same nozzle number to fit in a future JACK or F2 build.\u003c\/p\u003e\n\u003cp data-start=\"2148\" data-end=\"2267\"\u003eThis forward-thinking design philosophy means \u003cstrong data-start=\"2194\" data-end=\"2210\"\u003eno guesswork\u003c\/strong\u003e, fewer compatibility issues, and easier future upgrades.\u003c\/p\u003e\n\u003cblockquote data-start=\"2269\" data-end=\"2613\"\u003e\n\u003cp data-start=\"2271\" data-end=\"2613\"\u003e💡 \u003cstrong data-start=\"2274\" data-end=\"2282\"\u003eNote\u003c\/strong\u003e: Kythera models made for specific platforms (e.g., A\u0026amp;K\/JG SR-25) use a dedicated “K” prefix nozzle, which isn’t part of the standard universal numbering system. However, these “K” nozzles share the same design profile as their standard counterparts, making them cross-compatible between standard and non-standard cylinder systems.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"2615\" data-end=\"2618\"\u003e\n\u003ch3 data-start=\"2620\" data-end=\"2659\"\u003e\u003cstrong data-start=\"2624\" data-end=\"2659\"\u003ePolarStar Quality You Can Trust\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2661\" data-end=\"2995\"\u003eEvery nozzle—except for the high-volume #1—is clearly marked with its designated number, making identification and organization easy for both individual users and tech shops. Like all \u003cstrong data-start=\"2845\" data-end=\"2866\"\u003ePolarStar Airsoft\u003c\/strong\u003e products, the Kythera® #12 nozzle is made with \u003cstrong data-start=\"2914\" data-end=\"2938\"\u003etop-tier engineering\u003c\/strong\u003e and \u003cstrong data-start=\"2943\" data-end=\"2994\"\u003ebacked by years of field testing and innovation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2997\" data-end=\"3178\"\u003eBuilt from brass for optimal durability and air seal performance, the nozzle is crafted to stand up to the high demands of HPA systems—offering precise air delivery with every shot.\u003c\/p\u003e\n\u003chr data-start=\"3180\" data-end=\"3183\"\u003e\n\u003ch3 data-start=\"3185\" data-end=\"3206\"\u003e\u003cstrong data-start=\"3189\" data-end=\"3206\"\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3208\" data-end=\"3685\"\u003e\n\u003cli data-start=\"3208\" data-end=\"3284\"\u003e\n\u003cp data-start=\"3210\" data-end=\"3284\"\u003e\u003cstrong data-start=\"3210\" data-end=\"3235\"\u003eType #12 brass nozzle\u003c\/strong\u003e designed for \u003cstrong data-start=\"3249\" data-end=\"3282\"\u003ePolarStar Kythera HPA Engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3285\" data-end=\"3351\"\u003e\n\u003cp data-start=\"3287\" data-end=\"3351\"\u003eCommonly used in \u003cstrong data-start=\"3304\" data-end=\"3349\"\u003eLCT AK-47, AK-74, and AK-M airsoft rifles\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3352\" data-end=\"3402\"\u003e\n\u003cp data-start=\"3354\" data-end=\"3402\"\u003e\u003cstrong data-start=\"3354\" data-end=\"3372\"\u003eDrop-in design\u003c\/strong\u003e for fast, easy installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3403\" data-end=\"3478\"\u003e\n\u003cp data-start=\"3405\" data-end=\"3478\"\u003e\u003cstrong data-start=\"3405\" data-end=\"3446\"\u003ePrecision-machined brass construction\u003c\/strong\u003e for longevity and reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3479\" data-end=\"3537\"\u003e\n\u003cp data-start=\"3481\" data-end=\"3537\"\u003ePart of PolarStar’s \u003cstrong data-start=\"3501\" data-end=\"3535\"\u003euniversal nozzle number system\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3538\" data-end=\"3629\"\u003e\n\u003cp data-start=\"3540\" data-end=\"3629\"\u003eCompatible across \u003cstrong data-start=\"3558\" data-end=\"3583\"\u003eKythera, JACK, and F2\u003c\/strong\u003e engine platforms (standard cylinder models)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3630\" data-end=\"3685\"\u003e\n\u003cp data-start=\"3632\" data-end=\"3685\"\u003eClearly marked for quick identification (except #1)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3687\" data-end=\"3690\"\u003e\n\u003ch3 data-start=\"3692\" data-end=\"3715\"\u003e\u003cstrong data-start=\"3696\" data-end=\"3715\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3717\" data-end=\"3851\"\u003e\n\u003cli data-start=\"3717\" data-end=\"3803\"\u003e\n\u003cp data-start=\"3719\" data-end=\"3803\"\u003e\u003cstrong data-start=\"3719\" data-end=\"3736\"\u003eCompatibility\u003c\/strong\u003e: PolarStar Kythera HPA Engines, most commonly for LCT AK-47\/74\/M\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3804\" data-end=\"3827\"\u003e\n\u003cp data-start=\"3806\" data-end=\"3827\"\u003e\u003cstrong data-start=\"3806\" data-end=\"3818\"\u003eMaterial\u003c\/strong\u003e: Brass\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3828\" data-end=\"3851\"\u003e\n\u003cp data-start=\"3830\" data-end=\"3851\"\u003e\u003cstrong data-start=\"3830\" data-end=\"3844\"\u003eModel Type\u003c\/strong\u003e: #12\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3853\" data-end=\"3856\"\u003e\n\u003ch3 data-start=\"3858\" data-end=\"3889\"\u003e\u003cstrong data-start=\"3862\" data-end=\"3889\"\u003eAbout PolarStar Airsoft\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3891\" data-end=\"4303\"\u003eFounded in 2009, \u003cstrong data-start=\"3908\" data-end=\"3929\"\u003ePolarStar Airsoft\u003c\/strong\u003e redefined the industry with the introduction of the patented \u003cstrong data-start=\"3991\" data-end=\"4008\"\u003eFusion Engine\u003c\/strong\u003e—a groundbreaking leap in HPA innovation. As a division of \u003cstrong data-start=\"4067\" data-end=\"4110\"\u003ePolarStar Engineering \u0026amp; Machine (PSE\u0026amp;M)\u003c\/strong\u003e, the company combines elite American craftsmanship with cutting-edge CAE\/CAD\/CAM technologies to deliver \u003cstrong data-start=\"4216\" data-end=\"4235\"\u003eMade in the USA\u003c\/strong\u003e airsoft systems trusted by professionals and enthusiasts worldwide.\u003c\/p\u003e\n\u003cp data-start=\"4305\" data-end=\"4590\"\u003ePolarStar continues to drive the evolution of airsoft with high-performance, precision-engineered components like the \u003cstrong data-start=\"4423\" data-end=\"4456\"\u003eKythera mechanical HPA system\u003c\/strong\u003e and its supporting parts, including the \u003cstrong data-start=\"4497\" data-end=\"4524\"\u003euniversal nozzle system\u003c\/strong\u003e that simplifies builds and enhances cross-platform compatibility.\u003c\/p\u003e\n\u003chr data-start=\"4592\" data-end=\"4595\"\u003e\n\u003ch3 data-start=\"4597\" data-end=\"4628\"\u003e\u003cstrong data-start=\"4601\" data-end=\"4628\"\u003eUpgrade with Confidence\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"4630\" data-end=\"5048\"\u003eWhen precision matters, trust the experts. The \u003cstrong data-start=\"4677\" data-end=\"4718\"\u003ePolarStar Kythera® SA Nozzle Type #12\u003c\/strong\u003e offers an essential upgrade for players seeking consistency, reliability, and high-performance from their HPA setup. Whether you're tuning a competition build or customizing a field rifle, this brass nozzle delivers \u003cstrong data-start=\"4935\" data-end=\"4953\"\u003etight air seal\u003c\/strong\u003e, \u003cstrong data-start=\"4955\" data-end=\"4982\"\u003eversatile compatibility\u003c\/strong\u003e, and the peace of mind that comes with \u003cstrong data-start=\"5022\" data-end=\"5047\"\u003ePolarStar engineering\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"5050\" data-end=\"5154\"\u003e\u003cstrong data-start=\"5050\" data-end=\"5154\"\u003eEquip your Kythera engine with the right nozzle—Type #12—and experience elite-level HPA performance.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994917322982,"sku":"22818","price":43.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/2556_polarstar-22809-removebg-preview.png?v=1784175302"},{"product_id":"polarstar-kythera-nozzle-1","title":"Polarstar Kythera® SA Nozzle (Type: #1)","description":"\u003ch2\u003ePolarStar Kythera® SA Nozzle (Type: #1)\u003c\/h2\u003e\n\u003cp\u003eFine-tune your HPA build for maximum performance with the \u003cstrong\u003ePolarStar Kythera SA Nozzle #1\u003c\/strong\u003e, a precision-engineered drop-in component designed specifically for \u003cstrong\u003ePolarStar Kythera HPA engines\u003c\/strong\u003e. Built from durable brass and optimized for consistent air seal and feeding reliability, this nozzle is a critical upgrade or replacement part for achieving peak efficiency in your airsoft setup.\u003c\/p\u003e\n\u003cp\u003eWhether you're dialing in a new build or correcting air seal inconsistencies, the right nozzle makes all the difference—and the #1 Kythera nozzle is one of the most commonly used options across a wide range of platforms.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrecision Air Seal for Maximum Efficiency\u003c\/h2\u003e\n\u003cp\u003eThe nozzle plays a crucial role in any HPA system, directly affecting \u003cstrong\u003eair seal, FPS consistency, and feeding reliability\u003c\/strong\u003e. The PolarStar Kythera SA Nozzle #1 is manufactured to exact tolerances, ensuring optimal alignment between your engine and hop-up unit.\u003c\/p\u003e\n\u003cp\u003ePerformance benefits include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eImproved air seal for consistent FPS\u003c\/li\u003e\n\u003cli\u003eReliable BB feeding across various magazines\u003c\/li\u003e\n\u003cli\u003eReduced air loss for better efficiency\u003c\/li\u003e\n\u003cli\u003eEnhanced shot-to-shot consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith the correct nozzle installed, your Kythera system can deliver \u003cstrong\u003etight groupings and dependable performance\u003c\/strong\u003e every time you pull the trigger.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDurable Brass Construction\u003c\/h2\u003e\n\u003cp\u003eUnlike standard polymer nozzles, this Kythera nozzle is crafted from \u003cstrong\u003ehigh-quality brass\u003c\/strong\u003e, offering superior durability and long-term reliability.\u003c\/p\u003e\n\u003cp\u003eWhy brass matters:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIncreased resistance to wear and deformation\u003c\/li\u003e\n\u003cli\u003eMaintains consistent dimensions under stress\u003c\/li\u003e\n\u003cli\u003eSmooth surface for improved feeding\u003c\/li\u003e\n\u003cli\u003eLonger lifespan compared to plastic alternatives\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis robust construction ensures your nozzle can withstand \u003cstrong\u003ehigh-cycle use and demanding gameplay conditions\u003c\/strong\u003e without compromising performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eUniversal Numbered Nozzle System\u003c\/h2\u003e\n\u003cp\u003ePolarStar uses a \u003cstrong\u003enumber-based nozzle system\u003c\/strong\u003e instead of labeling nozzles by specific rifle models—and for good reason. Airsoft replicas can vary significantly between manufacturers, even within the same platform.\u003c\/p\u003e\n\u003cp\u003eKey advantages of the numbered system:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnsures compatibility across multiple brands\u003c\/li\u003e\n\u003cli\u003eAccounts for gearbox shell differences and tolerances\u003c\/li\u003e\n\u003cli\u003eAllows flexibility when switching platforms or engines\u003c\/li\u003e\n\u003cli\u003eSimplifies future upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOnce you determine your required nozzle size, that number is \u003cstrong\u003euniversal across PolarStar systems\u003c\/strong\u003e like the Kythera, JACK, and F2 (excluding special cases).\u003c\/p\u003e\n\u003cp\u003eFor example, if your build requires a #1 nozzle, you can confidently use that same size across compatible engines without needing to remeasure or guess.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWide Compatibility Across Platforms\u003c\/h2\u003e\n\u003cp\u003eWhile the \u003cstrong\u003e#1 nozzle\u003c\/strong\u003e is commonly used in many builds, compatibility can vary depending on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer tolerances\u003c\/li\u003e\n\u003cli\u003eGearbox shell thickness\u003c\/li\u003e\n\u003cli\u003eHop-up chamber positioning\u003c\/li\u003e\n\u003cli\u003eCylinder alignment within the gearbox\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis means even two rifles of the same model may require different nozzle lengths. That’s why PolarStar provides a wide range of nozzle sizes—to ensure \u003cstrong\u003eperfect fitment for virtually any replica\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notes on Identification\u003c\/h2\u003e\n\u003cp\u003eUnlike other numbered nozzles, the \u003cstrong\u003e#1 nozzle is typically unmarked\u003c\/strong\u003e. This is intentional, as it is produced in higher quantities to meet demand and streamline manufacturing.\u003c\/p\u003e\n\u003cp\u003eKeep in mind:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e#1 nozzles may not have visible markings\u003c\/li\u003e\n\u003cli\u003eIdentification should be based on packaging or known compatibility\u003c\/li\u003e\n\u003cli\u003eAlways verify your required nozzle size before installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eEasy Drop-In Installation\u003c\/h2\u003e\n\u003cp\u003eDesigned for convenience, the PolarStar Kythera SA Nozzle #1 installs quickly with minimal effort.\u003c\/p\u003e\n\u003cp\u003eInstallation highlights:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect drop-in compatibility with Kythera engines\u003c\/li\u003e\n\u003cli\u003eNo modification required\u003c\/li\u003e\n\u003cli\u003eIdeal for maintenance, upgrades, or replacements\u003c\/li\u003e\n\u003cli\u003eWorks seamlessly with existing internal components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePair it with the correct trigger link and tuning setup, and your Kythera system will be running at \u003cstrong\u003epeak performance in no time\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003ePolarStar Kythera HPA engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e#1 nozzle length\u003c\/strong\u003e for select platform compatibility\u003c\/li\u003e\n\u003cli\u003eDurable \u003cstrong\u003ebrass construction\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eEnhances air seal and feeding reliability\u003c\/li\u003e\n\u003cli\u003eUniversal numbered system across PolarStar engines*\u003c\/li\u003e\n\u003cli\u003eDrop-in installation with no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e*Excludes Kythera models using non-standard “K” prefix nozzles.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDial In Your HPA Performance\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar Kythera SA Nozzle (Type #1)\u003c\/strong\u003e is a small but essential component that has a \u003cstrong\u003emajor impact on your rifle’s performance\u003c\/strong\u003e. With precision engineering, durable materials, and universal compatibility, it’s the perfect choice for players who demand consistency and reliability from their HPA systems.\u003c\/p\u003e\n\u003cp\u003eIf you’re serious about getting the most out of your Kythera build, this nozzle is a \u003cstrong\u003emust-have upgrade for fine-tuning your setup\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShop now at CQCAirsoft.com for premium PolarStar parts and HPA performance upgrades.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994918895846,"sku":"22809","price":44.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/2558_polarstar-22809-removebg-preview-1.png?v=1784175303"},{"product_id":"polarstar-kythera-hpa-engine-v2-m4","title":"PolarStar \"Kythera\" HPA Engine for Airsoft Rifles (Model: SA - Ver2 M4)","description":"\u003cp data-start=\"0\" data-end=\"464\"\u003eIntroducing the PolarStar Kythera SA Mechanical HPA Engine — the pinnacle of high-performance engineering for airsoft enthusiasts seeking uncompromising reliability, precision, and realism. Designed specifically for Ver.2 M4 gearboxes, this revolutionary HPA (High-Pressure Air) system breaks away from traditional electro-pneumatic designs and instead delivers a purely mechanical, battery-free solution that combines advanced engineering with intuitive function.\u003c\/p\u003e\n\u003cp data-start=\"466\" data-end=\"1072\"\u003eUnlike most HPA systems that rely on solenoids and FCUs (Fire Control Units), the Kythera was engineered from the ground up as a mechanical unit. This means no electronics, no batteries, and full waterproof capability — ideal for players who operate in all conditions and demand absolute dependability. At the heart of the Kythera is a patent-pending, balanced valve mechanism that provides a clean, efficient air cycle with consistent velocity and minimal air waste. Every trigger pull results in a full shot cycle, delivering rapid follow-up shots and superior nozzle reset for closed-bolt-like accuracy.\u003c\/p\u003e\n\u003cp data-start=\"1074\" data-end=\"1602\"\u003eOne of the standout features of the Kythera SA is its incredibly realistic trigger design. Inspired by real firearm mechanics, this trigger uses hardened alloy steel sears to catch and release the internal stainless steel spool valve. The result is a crisp, responsive trigger with an authentic break and reset — a feature rarely found in the airsoft world. The trigger system is also fully adjustable for weight, travel, and over-travel, allowing users to fine-tune their setup for precision shooting or high-speed engagements.\u003c\/p\u003e\n\u003cp data-start=\"1604\" data-end=\"2112\"\u003eInternally, the Kythera is simple yet sophisticated. It completes a shot cycle entirely upon trigger pull, which means you never have to release the trigger for the system to re-cock or chamber the next round. This also prevents double feeding and ensures a smooth, consistent firing experience every time. Additionally, the nozzle dwell and return speed can be adjusted to suit different build configurations, ammo types, or field roles — whether you're building a CQB rifle or a long-range sniper platform.\u003c\/p\u003e\n\u003cp data-start=\"2114\" data-end=\"2438\"\u003eWith a wide operating pressure range of 60 to 180 PSI, the Kythera allows users to dial in velocity from approximately 270 to 500 FPS using .20g BBs and a 6.05x380mm barrel. This versatile adjustment range makes the Kythera suitable for nearly any style of play, from indoor close-quarters to long-range outdoor engagements.\u003c\/p\u003e\n\u003cp data-start=\"2440\" data-end=\"2746\"\u003eAnother game-changing feature is the universal charging cord. While the system is designed to auto-cock when pressurized, the steel cable can be routed through the pistol grip or connected to the charging handle for manual cocking if necessary — typically only when the system has been fully depressurized.\u003c\/p\u003e\n\u003cp data-start=\"2748\" data-end=\"2993\"\u003eInstallation is incredibly straightforward. The Kythera is a drop-in system for Version 2 gearboxes and typically requires no gearbox modifications. Just retain your selector, safety components, spring guide, and trigger, and you're ready to go.\u003c\/p\u003e\n\u003cp data-start=\"2995\" data-end=\"3337\"\u003eThe Kythera SA is not just another HPA system. It represents a shift in the airsoft meta toward rugged simplicity without compromising on performance. Its mechanical nature offers reliability in extreme conditions, while its high-efficiency valve and realistic trigger feel elevate the user experience to a level unmatched by other platforms.\u003c\/p\u003e\n\u003cp data-start=\"3339\" data-end=\"3545\"\u003eManufacturer: PolarStar Airsoft\u003cbr data-start=\"3370\" data-end=\"3373\"\u003eOperating Pressure: 60 – 180 PSI\u003cbr data-start=\"3405\" data-end=\"3408\"\u003eVelocity Range: 270 – 500 FPS (with .20g BBs and 6.05x380mm barrel)\u003cbr data-start=\"3475\" data-end=\"3478\"\u003eFire Mode: Semi-Automatic\u003cbr data-start=\"3503\" data-end=\"3506\"\u003eCompatibility: Version 2 M4 AEG Gearbox\u003c\/p\u003e\n\u003cp data-start=\"3547\" data-end=\"3989\"\u003eAbout PolarStar:\u003cbr data-start=\"3563\" data-end=\"3566\"\u003eFounded in 2009, PolarStar is a U.S.-based engineering company that redefined airsoft with the launch of its patented Fusion Engine. With roots in the automotive racing industry, PolarStar brings advanced mechanical and manufacturing precision to the airsoft world. The Kythera is the latest evolution in their mission to deliver rugged, high-performance HPA systems engineered for professionals and hardcore players alike.\u003c\/p\u003e\n\u003cp data-start=\"3991\" data-end=\"4146\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWhether you're building a DMR or need a dependable workhorse for MILSIM, the PolarStar Kythera is your answer. Built for realism. Engineered for dominance.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994921713894,"sku":"19157","price":423.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/1754_pstar-19157-removebg-preview.png?v=1784175305"},{"product_id":"polarstar-jack-hpa-engine-air-nozzle-classic-army-m249","title":"PolarStar Airsoft JACK HPA Engine Air Nozzle for Airsoft (Classic Army M249","description":"\u003ch1\u003ePolarStar Airsoft JACK HPA Engine Air Nozzle for Airsoft Rifles (Classic Army M249)\u003c\/h1\u003e\n\u003ch2\u003ePrecision Replacement Nozzle for PolarStar JACK HPA Engines\u003c\/h2\u003e\n\u003cp\u003eKeep your HPA system performing at its best with the \u003cstrong\u003ePolarStar Airsoft JACK HPA Engine Air Nozzle for Classic Army M249 Airsoft Rifles\u003c\/strong\u003e. Manufactured by \u003cstrong\u003ePolarStar\u003c\/strong\u003e, this genuine replacement nozzle is precision engineered to maintain consistent air seal, reliable feeding, and dependable performance in \u003cstrong\u003ePolarStar JACK HPA engine\u003c\/strong\u003e installations built around the \u003cstrong\u003eClassic Army M249\u003c\/strong\u003e platform.\u003c\/p\u003e\n\u003cp\u003eConstructed from \u003cstrong\u003ehigh-quality machined Delrin\u003c\/strong\u003e, this replacement nozzle offers exceptional wear resistance while maintaining smooth operation under high rates of fire. Whether you're replacing a worn component during routine maintenance or fine-tuning your HPA build, using the correct factory nozzle helps ensure optimal efficiency and consistent BB feeding.\u003c\/p\u003e\n\u003cp\u003eDesigned specifically for the \u003cstrong\u003eClassic Army M249\u003c\/strong\u003e platform, this genuine PolarStar component provides the fit and reliability expected from one of the industry's leading HPA manufacturers.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eGenuine PolarStar Replacement Part\u003c\/h2\u003e\n\u003cp\u003eWhen maintaining an HPA engine, using original manufacturer components is essential for preserving reliability and performance.\u003c\/p\u003e\n\u003cp\u003eThis nozzle is an authentic \u003cstrong\u003ePolarStar replacement part\u003c\/strong\u003e, designed specifically for the \u003cstrong\u003ePolarStar JACK HPA Engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBenefits include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFactory dimensions\u003c\/li\u003e\n\u003cli\u003eProper fitment\u003c\/li\u003e\n\u003cli\u003eReliable air seal\u003c\/li\u003e\n\u003cli\u003eConsistent performance\u003c\/li\u003e\n\u003cli\u003eOEM quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoosing genuine replacement parts helps minimize compatibility issues while maintaining the performance your HPA engine was designed to deliver.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrecision Machined Delrin Construction\u003c\/h2\u003e\n\u003cp\u003eThe nozzle is manufactured from \u003cstrong\u003emachined Delrin\u003c\/strong\u003e, a premium engineering polymer commonly used in high-performance airsoft components.\u003c\/p\u003e\n\u003cp\u003eDelrin offers several advantages:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtremely low friction\u003c\/li\u003e\n\u003cli\u003eExcellent wear resistance\u003c\/li\u003e\n\u003cli\u003eHigh dimensional stability\u003c\/li\u003e\n\u003cli\u003eSmooth cycling\u003c\/li\u003e\n\u003cli\u003eLong service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts self-lubricating properties also help reduce unnecessary wear on surrounding components during operation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned for the Classic Army M249\u003c\/h2\u003e\n\u003cp\u003eThis nozzle has been designed specifically for \u003cstrong\u003eClassic Army M249 Airsoft AEG rifles\u003c\/strong\u003e utilizing a \u003cstrong\u003ePolarStar JACK HPA Engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eProper nozzle length is critical for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReliable BB feeding\u003c\/li\u003e\n\u003cli\u003eCorrect air seal\u003c\/li\u003e\n\u003cli\u003eConsistent FPS\u003c\/li\u003e\n\u003cli\u003eEfficient air usage\u003c\/li\u003e\n\u003cli\u003eStable shot-to-shot performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstalling the correct nozzle helps maximize both reliability and accuracy.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOptimized for HPA Performance\u003c\/h2\u003e\n\u003cp\u003eEvery HPA system depends on proper nozzle alignment and movement.\u003c\/p\u003e\n\u003cp\u003eA properly fitted nozzle helps deliver:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConsistent air seal\u003c\/li\u003e\n\u003cli\u003eReliable feeding\u003c\/li\u003e\n\u003cli\u003eReduced air leaks\u003c\/li\u003e\n\u003cli\u003eStable velocity\u003c\/li\u003e\n\u003cli\u003eImproved shot consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplacing a worn or damaged nozzle can restore overall system performance and improve long-term reliability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eIdeal for Maintenance \u0026amp; Repairs\u003c\/h2\u003e\n\u003cp\u003eLike any moving component, nozzles experience wear over time—especially on high-round-count support weapons such as the M249.\u003c\/p\u003e\n\u003cp\u003eThis replacement nozzle is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePreventive maintenance\u003c\/li\u003e\n\u003cli\u003eRepairing damaged HPA engines\u003c\/li\u003e\n\u003cli\u003eRebuilding existing JACK systems\u003c\/li\u003e\n\u003cli\u003eSpare parts kits\u003c\/li\u003e\n\u003cli\u003eHigh-use support weapons\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKeeping spare replacement components on hand can minimize downtime between games.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrecision Dimensions\u003c\/h2\u003e\n\u003cp\u003eThe nozzle measures approximately \u003cstrong\u003e1.75 inches\u003c\/strong\u003e in length and is manufactured to PolarStar's exact tolerances for proper operation within compatible Classic Army M249 builds.\u003c\/p\u003e\n\u003cp\u003eIts precise dimensions help ensure reliable cycling and consistent performance across varying rates of fire.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBuilt for Serious HPA Players\u003c\/h2\u003e\n\u003cp\u003eWhether you're running your M249 during weekend skirmishes or extended MilSim operations, dependable feeding is essential.\u003c\/p\u003e\n\u003cp\u003eThis genuine PolarStar nozzle helps maintain the performance that competitive players expect from their HPA support weapon.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e✔ Genuine PolarStar replacement component\u003c\/p\u003e\n\u003cp\u003e✔ Designed for PolarStar JACK HPA Engines\u003c\/p\u003e\n\u003cp\u003e✔ Precision machined Delrin construction\u003c\/p\u003e\n\u003cp\u003e✔ Low-friction operation\u003c\/p\u003e\n\u003cp\u003e✔ Excellent wear resistance\u003c\/p\u003e\n\u003cp\u003e✔ Reliable air seal\u003c\/p\u003e\n\u003cp\u003e✔ Consistent BB feeding\u003c\/p\u003e\n\u003cp\u003e✔ Approximately 1.75\" length\u003c\/p\u003e\n\u003cp\u003e✔ Designed for Classic Army M249 platforms\u003c\/p\u003e\n\u003cp\u003e✔ Ideal for repairs and preventative maintenance\u003c\/p\u003e\n\u003cp\u003e✔ Manufactured by PolarStar\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose a Genuine PolarStar Nozzle?\u003c\/h2\u003e\n\u003cp\u003eUsing factory-spec replacement parts ensures your HPA engine continues to perform exactly as intended.\u003c\/p\u003e\n\u003cp\u003eThe PolarStar Classic Army M249 JACK Nozzle delivers precise fitment, dependable feeding, excellent durability, and consistent air efficiency—helping maximize both reliability and performance during every game.\u003c\/p\u003e\n\u003cp\u003eFor players who demand dependable operation from their support weapon, genuine PolarStar components remain the best choice.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eThe PolarStar Airsoft JACK HPA Engine Air Nozzle for the Classic Army M249 is a precision OEM replacement component engineered for maximum reliability and performance. Featuring durable machined Delrin construction, factory-spec dimensions, and optimized compatibility with PolarStar JACK HPA systems, it delivers the dependable air seal and feeding consistency serious HPA players expect from one of the industry's most trusted manufacturers.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994924826854,"sku":"59026","price":44.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/2659_sj-nz-m249-ca-jukebox-bg-removed.png?v=1784175308"},{"product_id":"polarstar-f2-hpa-engine-v2-m4-m16-emg","title":"Polarstar F2 HPA Engine for Airsoft Rifles (Model: V2 \/ M4 M16 EMG Edition)","description":"\u003cp data-start=\"0\" data-end=\"121\"\u003e\u003cstrong data-start=\"0\" data-end=\"72\"\u003ePolarStar F2 HPA Engine for Airsoft Rifles – V2 \/ M4 M16 EMG Edition\u003c\/strong\u003e\u003cbr data-start=\"72\" data-end=\"75\"\u003e\u003cem data-start=\"75\" data-end=\"121\"\u003eUltimate HPA Precision Meets EMG Engineering\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"123\" data-end=\"524\"\u003eTake your airsoft rifle to the next level with the \u003cstrong data-start=\"174\" data-end=\"227\"\u003ePolarStar F2 HPA Engine – V2 \/ M4 M16 EMG Edition\u003c\/strong\u003e. Designed for advanced players who demand consistent performance, unbeatable efficiency, and unrivaled tuning flexibility, this drop-in HPA engine is the elite upgrade for serious builds. Whether you're optimizing for CQB speed or stretching out into DMR territory, the F2 delivers on all fronts.\u003c\/p\u003e\n\u003chr data-start=\"526\" data-end=\"529\"\u003e\n\u003ch3 data-start=\"531\" data-end=\"585\"\u003e\u003cstrong data-start=\"535\" data-end=\"585\"\u003eCompact Powerhouse, Engineered for Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"587\" data-end=\"906\"\u003eAt the core of the F2 lies its \u003cstrong data-start=\"618\" data-end=\"658\"\u003eultra-compact and lightweight design\u003c\/strong\u003e, enabling seamless installation into standard V2 gearboxes used in M4, M16, and similar platforms. Despite its small footprint, the F2 packs the full power of PolarStar’s Fusion Engine, offering elite-level performance in a cylinder-sized package.\u003c\/p\u003e\n\u003cp data-start=\"908\" data-end=\"1189\"\u003eThe \u003cstrong data-start=\"912\" data-end=\"927\"\u003eEMG edition\u003c\/strong\u003e of this HPA engine ensures top-tier compatibility and integration, making it ideal for EMG rifles and other V2-compatible platforms. Built from \u003cstrong data-start=\"1072\" data-end=\"1103\"\u003eCNC-machined aluminum alloy\u003c\/strong\u003e, it's made in the USA with aerospace-grade precision and durability you can count on.\u003c\/p\u003e\n\u003chr data-start=\"1191\" data-end=\"1194\"\u003e\n\u003ch3 data-start=\"1196\" data-end=\"1242\"\u003e\u003cstrong data-start=\"1200\" data-end=\"1242\"\u003eDual Solenoid System: Complete Control\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1244\" data-end=\"1575\"\u003eWhat sets the F2 apart is its \u003cstrong data-start=\"1274\" data-end=\"1307\"\u003epatented dual solenoid design\u003c\/strong\u003e. This system separates control of the poppet and nozzle, enabling \u003cstrong data-start=\"1374\" data-end=\"1396\"\u003eindependent tuning\u003c\/strong\u003e of both air volume and loading time. That means you can fine-tune your setup for \u003cstrong data-start=\"1478\" data-end=\"1521\"\u003eopen bolt or true closed bolt operation\u003c\/strong\u003e—a massive advantage for both realism and consistency.\u003c\/p\u003e\n\u003cp data-start=\"1577\" data-end=\"1872\"\u003eWant razor-sharp trigger response and enhanced realism? Toggle firing modes from \u003cstrong data-start=\"1658\" data-end=\"1686\"\u003eAEG-style to closed bolt\u003c\/strong\u003e on the fly using the F2’s \u003cstrong data-start=\"1713\" data-end=\"1742\"\u003eFiring Control Unit (FCU)\u003c\/strong\u003e with integrated LCD display. You’ll enjoy total control over dwell time, ROF, and timing parameters in a user-friendly interface.\u003c\/p\u003e\n\u003chr data-start=\"1874\" data-end=\"1877\"\u003e\n\u003ch3 data-start=\"1879\" data-end=\"1916\"\u003e\u003cstrong data-start=\"1883\" data-end=\"1916\"\u003eEfficiency Without Compromise\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1918\" data-end=\"2200\"\u003eEfficiency isn’t sacrificed for performance. The \u003cstrong data-start=\"1967\" data-end=\"2009\"\u003eF2’s redesigned one-piece poppet valve\u003c\/strong\u003e minimizes air consumption without compromising shot power. Combined with the \u003cstrong data-start=\"2087\" data-end=\"2126\"\u003espring-loaded forward-biased nozzle\u003c\/strong\u003e, you get \u003cstrong data-start=\"2136\" data-end=\"2159\"\u003ereliable BB seating\u003c\/strong\u003e with every shot—regardless of PSI level.\u003c\/p\u003e\n\u003cp data-start=\"2202\" data-end=\"2476\"\u003eThe result? A system that runs from \u003cstrong data-start=\"2238\" data-end=\"2272\"\u003eas low as 45 PSI up to 145 PSI\u003c\/strong\u003e, producing \u003cstrong data-start=\"2284\" data-end=\"2314\"\u003eFPS ranges from 205 to 500\u003c\/strong\u003e. This makes the F2 ideal for \u003cstrong data-start=\"2344\" data-end=\"2372\"\u003eall airsoft applications\u003c\/strong\u003e, from indoor CQB matches to long-range outdoor DMR configurations—\u003cstrong data-start=\"2439\" data-end=\"2475\"\u003ewithout the need to swap nozzles\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"2478\" data-end=\"2481\"\u003e\n\u003ch3 data-start=\"2483\" data-end=\"2513\"\u003e\u003cstrong data-start=\"2487\" data-end=\"2513\"\u003eTech Specs at a Glance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2514\" data-end=\"2964\"\u003e\n\u003cli data-start=\"2514\" data-end=\"2567\"\u003e\n\u003cp data-start=\"2516\" data-end=\"2567\"\u003e\u003cstrong data-start=\"2516\" data-end=\"2526\"\u003eModel:\u003c\/strong\u003e PolarStar F2 – V2 \/ M4 M16 EMG Edition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2568\" data-end=\"2606\"\u003e\n\u003cp data-start=\"2570\" data-end=\"2606\"\u003e\u003cstrong data-start=\"2570\" data-end=\"2593\"\u003eOperating Pressure:\u003c\/strong\u003e 45–145 PSI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2607\" data-end=\"2683\"\u003e\n\u003cp data-start=\"2609\" data-end=\"2683\"\u003e\u003cstrong data-start=\"2609\" data-end=\"2628\"\u003eVelocity Range:\u003c\/strong\u003e 205–500 FPS (depending on pressure and barrel setup)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2684\" data-end=\"2720\"\u003e\n\u003cp data-start=\"2686\" data-end=\"2720\"\u003e\u003cstrong data-start=\"2686\" data-end=\"2699\"\u003eMaterial:\u003c\/strong\u003e CNC Aluminum Alloy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2721\" data-end=\"2745\"\u003e\n\u003cp data-start=\"2723\" data-end=\"2745\"\u003e\u003cstrong data-start=\"2723\" data-end=\"2734\"\u003eLength:\u003c\/strong\u003e 4 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2746\" data-end=\"2814\"\u003e\n\u003cp data-start=\"2748\" data-end=\"2814\"\u003e\u003cstrong data-start=\"2748\" data-end=\"2766\"\u003eCompatibility:\u003c\/strong\u003e Most Version 2 gearboxes (EMG, M4, M16, etc.)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2815\" data-end=\"2850\"\u003e\n\u003cp data-start=\"2817\" data-end=\"2850\"\u003e\u003cstrong data-start=\"2817\" data-end=\"2828\"\u003eSystem:\u003c\/strong\u003e HPA – Dual Solenoid\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2851\" data-end=\"2890\"\u003e\n\u003cp data-start=\"2853\" data-end=\"2890\"\u003e\u003cstrong data-start=\"2853\" data-end=\"2861\"\u003eFCU:\u003c\/strong\u003e Included, with LCD display\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2891\" data-end=\"2964\"\u003e\n\u003cp data-start=\"2893\" data-end=\"2964\"\u003e\u003cstrong data-start=\"2893\" data-end=\"2908\"\u003eFire Modes:\u003c\/strong\u003e Semi, Full Auto, Safety (open\/closed bolt switchable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2966\" data-end=\"2969\"\u003e\n\u003ch3 data-start=\"2971\" data-end=\"3012\"\u003e\u003cstrong data-start=\"2975\" data-end=\"3012\"\u003eTrusted by Pros\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3014\" data-end=\"3263\"\u003ePolarStar is a name trusted by competition shooters, techs, and MILSIM veterans around the globe. Designed, manufactured, and tested in the USA, every F2 unit reflects top-tier engineering backed by decades of precision machining and HPA innovation.\u003c\/p\u003e\n\u003cp data-start=\"3265\" data-end=\"3487\"\u003eThrough its collaboration with \u003cstrong data-start=\"3296\" data-end=\"3331\"\u003eEMG (Evike Manufacturing Group)\u003c\/strong\u003e, this special edition of the F2 ensures maximum performance for airsoft training weapons, putting professional-level power and reliability into your hands.\u003c\/p\u003e\n\u003chr data-start=\"3489\" data-end=\"3492\"\u003e\n\u003ch3 data-start=\"3494\" data-end=\"3518\"\u003e\u003cstrong data-start=\"3498\" data-end=\"3518\"\u003eThe F2 Advantage\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3519\" data-end=\"3756\"\u003e\n\u003cli data-start=\"3519\" data-end=\"3565\"\u003e\n\u003cp data-start=\"3521\" data-end=\"3565\"\u003eDrop-in ready for most M4\/M16 V2 platforms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3566\" data-end=\"3626\"\u003e\n\u003cp data-start=\"3568\" data-end=\"3626\"\u003eTightly tuned performance with intuitive FCU adjustments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3627\" data-end=\"3671\"\u003e\n\u003cp data-start=\"3629\" data-end=\"3671\"\u003eUnmatched consistency and air efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3672\" data-end=\"3719\"\u003e\n\u003cp data-start=\"3674\" data-end=\"3719\"\u003eCompact, lightweight, yet extremely durable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3720\" data-end=\"3756\"\u003e\n\u003cp data-start=\"3722\" data-end=\"3756\"\u003eCQB to DMR-capable with one nozzle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3758\" data-end=\"3761\"\u003e\n\u003cp data-start=\"3763\" data-end=\"3900\"\u003e\u003cstrong data-start=\"3763\" data-end=\"3900\"\u003eUpgrade your rifle with the PolarStar F2 EMG Edition and experience elite HPA performance in every shot. Precision. Power. PolarStar.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994930888934,"sku":"84622","price":630.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/3907_polarstar-84622.jpg?v=1784175313"},{"product_id":"polarstar-kythera-v3-hpa-engine-ak","title":"PolarStar \"Kythera\" HPA Engine for Airsoft Rifles (Model: SA - Ver3 AK)","description":"\u003ch2 data-start=\"246\" data-end=\"334\"\u003e\u003cstrong data-start=\"249\" data-end=\"334\"\u003ePolarStar Kythera HPA Engine for Airsoft Rifles – Ver3 AK (Mechanical HPA System)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"336\" data-end=\"733\"\u003eUpgrade your AK AEG platform with the \u003cstrong data-start=\"374\" data-end=\"418\"\u003ePolarStar \"Kythera\" HPA Engine – Ver3 AK\u003c\/strong\u003e, the most advanced and eagerly awaited mechanical HPA system from \u003cstrong data-start=\"485\" data-end=\"506\"\u003ePolarStar Airsoft\u003c\/strong\u003e. Engineered from the ground up as a \u003cstrong data-start=\"543\" data-end=\"596\"\u003efully mechanical, high-performance drop-in engine\u003c\/strong\u003e, the Kythera delivers groundbreaking efficiency, incredible consistency, and unmatched realism—\u003cstrong data-start=\"692\" data-end=\"732\"\u003eall without electronics or batteries\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"735\" data-end=\"909\"\u003eWhether you're building a precision DMR, CQB blaster, or rugged field rifle, the \u003cstrong data-start=\"816\" data-end=\"835\"\u003eKythera SA Ver3\u003c\/strong\u003e offers \u003cstrong data-start=\"843\" data-end=\"872\"\u003egame-changing performance\u003c\/strong\u003e in a compact and waterproof package.\u003c\/p\u003e\n\u003chr data-start=\"911\" data-end=\"914\"\u003e\n\u003ch3 data-start=\"916\" data-end=\"974\"\u003e\u003cstrong data-start=\"920\" data-end=\"974\"\u003eTrue Mechanical Innovation – No Batteries Required\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"976\" data-end=\"1269\"\u003eUnlike traditional HPA systems that rely on solenoids, electronics, or FCUs, the \u003cstrong data-start=\"1057\" data-end=\"1068\"\u003eKythera\u003c\/strong\u003e was built from scratch as a mechanical system. That means \u003cstrong data-start=\"1127\" data-end=\"1173\"\u003eno batteries, no wires, and no electronics\u003c\/strong\u003e—making it completely waterproof and virtually immune to field failure due to electrical issues.\u003c\/p\u003e\n\u003cp data-start=\"1271\" data-end=\"1409\"\u003eThis is not a conversion of an existing design; it’s a revolutionary air-powered system that functions with \u003cstrong data-start=\"1379\" data-end=\"1408\"\u003epure mechanical precision\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1411\" data-end=\"1414\"\u003e\n\u003ch3 data-start=\"1416\" data-end=\"1468\"\u003e\u003cstrong data-start=\"1420\" data-end=\"1468\"\u003eRealistic Trigger Feel – Like a True Firearm\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1470\" data-end=\"1810\"\u003eWhat truly sets the Kythera apart is its \u003cstrong data-start=\"1511\" data-end=\"1561\"\u003esingle-action, firearm-style trigger mechanism\u003c\/strong\u003e. The \u003cstrong data-start=\"1567\" data-end=\"1597\"\u003ehardened alloy steel sears\u003c\/strong\u003e interact with the \u003cstrong data-start=\"1616\" data-end=\"1647\"\u003estainless steel spool valve\u003c\/strong\u003e just like a real firearm's hammer and sear system. This provides a crisp, tactile trigger break and reset that feels more authentic than anything else in airsoft.\u003c\/p\u003e\n\u003cp data-start=\"1812\" data-end=\"1955\"\u003eWith full \u003cstrong data-start=\"1822\" data-end=\"1847\"\u003etrigger adjustability\u003c\/strong\u003e—including weight, length of pull, and over-travel—you can dial in the perfect feel for your shooting style.\u003c\/p\u003e\n\u003chr data-start=\"1957\" data-end=\"1960\"\u003e\n\u003ch3 data-start=\"1962\" data-end=\"2004\"\u003e\u003cstrong data-start=\"1966\" data-end=\"2004\"\u003eConsistent Closed-Bolt Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2006\" data-end=\"2283\"\u003eThe \u003cstrong data-start=\"2010\" data-end=\"2075\"\u003eKythera completes a full shot cycle on the trigger pull alone\u003c\/strong\u003e, allowing consistent closed-bolt performance similar to PolarStar's Fusion Engine and F2. The nozzle chambers the next BB and the firing volume refills automatically—\u003cstrong data-start=\"2242\" data-end=\"2282\"\u003eno need to release the trigger first\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2285\" data-end=\"2444\"\u003eThis means faster follow-up shots, improved accuracy, and significantly reduced chance of double feeds. It's built for \u003cstrong data-start=\"2404\" data-end=\"2443\"\u003espeed, precision, and dependability\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"2446\" data-end=\"2449\"\u003e\n\u003ch3 data-start=\"2451\" data-end=\"2502\"\u003e\u003cstrong data-start=\"2455\" data-end=\"2502\"\u003eSuperior Efficiency and Wide Velocity Range\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2504\" data-end=\"2782\"\u003eThe \u003cstrong data-start=\"2508\" data-end=\"2549\"\u003eKythera’s patent-pending valve system\u003c\/strong\u003e is ultra-efficient—using \u003cstrong data-start=\"2575\" data-end=\"2614\"\u003e100% of the air input for each shot\u003c\/strong\u003e, without a pilot valve. The valve opens and closes purely through spring force, ensuring \u003cstrong data-start=\"2704\" data-end=\"2740\"\u003eperfect shot-to-shot consistency\u003c\/strong\u003e every time, regardless of input pressure.\u003c\/p\u003e\n\u003cp data-start=\"2784\" data-end=\"3077\"\u003eWith a \u003cstrong data-start=\"2791\" data-end=\"2828\"\u003ewide pressure range of 60–180 PSI\u003c\/strong\u003e, the Kythera allows for flexible velocity tuning. When tested with a 6.05mm x 380mm barrel and 0.20g BBs, velocities ranged from \u003cstrong data-start=\"2958\" data-end=\"2976\"\u003e270 to 500 FPS\u003c\/strong\u003e, allowing the Kythera to perform in \u003cstrong data-start=\"3013\" data-end=\"3044\"\u003eCQB, field, or sniper roles\u003c\/strong\u003e with just a pressure adjustment.\u003c\/p\u003e\n\u003chr data-start=\"3079\" data-end=\"3082\"\u003e\n\u003ch3 data-start=\"3084\" data-end=\"3135\"\u003e\u003cstrong data-start=\"3088\" data-end=\"3135\"\u003eEasy Installation \u0026amp; Versatile Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3137\" data-end=\"3412\"\u003eThe \u003cstrong data-start=\"3141\" data-end=\"3160\"\u003eKythera SA Ver3\u003c\/strong\u003e installs easily into any standard \u003cstrong data-start=\"3195\" data-end=\"3220\"\u003eVer3 AK-style gearbox\u003c\/strong\u003e with \u003cstrong data-start=\"3226\" data-end=\"3252\"\u003eno major modifications\u003c\/strong\u003e. The system comes as a \u003cstrong data-start=\"3276\" data-end=\"3305\"\u003esingle pre-assembled unit\u003c\/strong\u003e, and only a few original gearbox components (trigger, safety, selector, spring guide) need to be retained.\u003c\/p\u003e\n\u003cp data-start=\"3414\" data-end=\"3557\"\u003eThe \u003cstrong data-start=\"3418\" data-end=\"3445\"\u003euniversal charging cord\u003c\/strong\u003e allows manual cocking of the spool valve if pressure drops too low—ensuring reliable operation in any scenario.\u003c\/p\u003e\n\u003chr data-start=\"3559\" data-end=\"3562\"\u003e\n\u003ch3 data-start=\"3564\" data-end=\"3585\"\u003e\u003cstrong data-start=\"3568\" data-end=\"3585\"\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3587\" data-end=\"4089\"\u003e\n\u003cli data-start=\"3587\" data-end=\"3651\"\u003e\n\u003cp data-start=\"3589\" data-end=\"3651\"\u003e100% \u003cstrong data-start=\"3594\" data-end=\"3619\"\u003eMechanical HPA system\u003c\/strong\u003e – no electronics or batteries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3652\" data-end=\"3707\"\u003e\n\u003cp data-start=\"3654\" data-end=\"3707\"\u003eDesigned specifically for \u003cstrong data-start=\"3680\" data-end=\"3705\"\u003eVer3 AK AEG gearboxes\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3708\" data-end=\"3771\"\u003e\n\u003cp data-start=\"3710\" data-end=\"3771\"\u003e\u003cstrong data-start=\"3710\" data-end=\"3745\"\u003eRealistic single-action trigger\u003c\/strong\u003e with full adjustability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3772\" data-end=\"3829\"\u003e\n\u003cp data-start=\"3774\" data-end=\"3829\"\u003e\u003cstrong data-start=\"3774\" data-end=\"3802\"\u003eEfficient and consistent\u003c\/strong\u003e closed-bolt valve system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3830\" data-end=\"3894\"\u003e\n\u003cp data-start=\"3832\" data-end=\"3894\"\u003e\u003cstrong data-start=\"3832\" data-end=\"3858\"\u003eWaterproof and durable\u003c\/strong\u003e with minimal maintenance required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3895\" data-end=\"3939\"\u003e\n\u003cp data-start=\"3897\" data-end=\"3939\"\u003e\u003cstrong data-start=\"3897\" data-end=\"3937\"\u003eAdjustable nozzle dwell\/return speed\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3940\" data-end=\"3990\"\u003e\n\u003cp data-start=\"3942\" data-end=\"3990\"\u003e\u003cstrong data-start=\"3942\" data-end=\"3973\"\u003eVelocity range: 270–500 FPS\u003c\/strong\u003e with 0.20g BBs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3991\" data-end=\"4029\"\u003e\n\u003cp data-start=\"3993\" data-end=\"4029\"\u003eOperating pressure: \u003cstrong data-start=\"4013\" data-end=\"4027\"\u003e60–180 PSI\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4030\" data-end=\"4089\"\u003e\n\u003cp data-start=\"4032\" data-end=\"4089\"\u003eIncludes \u003cstrong data-start=\"4041\" data-end=\"4068\"\u003euniversal charging cord\u003c\/strong\u003e for manual cocking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4091\" data-end=\"4094\"\u003e\n\u003ch3 data-start=\"4096\" data-end=\"4127\"\u003e\u003cstrong data-start=\"4100\" data-end=\"4127\"\u003eAbout PolarStar Airsoft\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"4129\" data-end=\"4562\"\u003e\u003cstrong data-start=\"4129\" data-end=\"4150\"\u003ePolarStar Airsoft\u003c\/strong\u003e, a division of \u003cstrong data-start=\"4166\" data-end=\"4201\"\u003ePolarStar Engineering \u0026amp; Machine\u003c\/strong\u003e, has been a leader in high-performance airsoft innovation since 2009. Known for introducing the game-changing \u003cstrong data-start=\"4312\" data-end=\"4329\"\u003eFusion Engine\u003c\/strong\u003e, PolarStar continues to push the boundaries of what’s possible in airsoft technology. All PolarStar products are \u003cstrong data-start=\"4443\" data-end=\"4462\"\u003eMade in the USA\u003c\/strong\u003e, engineered with the same precision and quality control trusted by professionals across industries.\u003c\/p\u003e\n\u003chr data-start=\"4564\" data-end=\"4567\"\u003e\n\u003ch3 data-start=\"4569\" data-end=\"4621\"\u003e\u003cstrong data-start=\"4573\" data-end=\"4621\"\u003eThe Kythera: Simplicity, Efficiency, Realism\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"4623\" data-end=\"4902\"\u003eWhether you're tired of charging batteries or want a more durable, waterproof, and \u003cstrong data-start=\"4706\" data-end=\"4737\"\u003eultra-consistent HPA system\u003c\/strong\u003e, the \u003cstrong data-start=\"4743\" data-end=\"4762\"\u003eKythera SA Ver3\u003c\/strong\u003e delivers. With its \u003cstrong data-start=\"4782\" data-end=\"4808\"\u003erealistic trigger feel\u003c\/strong\u003e, \u003cstrong data-start=\"4810\" data-end=\"4835\"\u003eclosed-bolt operation\u003c\/strong\u003e, and \u003cstrong data-start=\"4841\" data-end=\"4868\"\u003eno electronics required\u003c\/strong\u003e, it stands in a class of its own.\u003c\/p\u003e\n\u003cp data-start=\"4904\" data-end=\"5013\"\u003e\u003cstrong data-start=\"4904\" data-end=\"4956\"\u003eUpgrade your AK with the PolarStar Kythera today\u003c\/strong\u003e—and experience the future of mechanical HPA performance.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994931642598,"sku":"19159","price":417.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/3908_pstar-19157-removebg-preview.png?v=1784175313"},{"product_id":"polarstar-f2-hpa-engine-v2-m4-m16","title":"Polarstar F2 HPA Engine for Airsoft Rifles (Model: V2 \/ M4 M16)","description":"\u003ch3 data-start=\"164\" data-end=\"258\"\u003e\u003cstrong data-start=\"168\" data-end=\"258\"\u003ePolarStar F2 HPA Engine for V2 M4\/M16 Gearboxes – Compact Power, Precision Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"260\" data-end=\"707\"\u003eThe \u003cstrong data-start=\"264\" data-end=\"291\"\u003ePolarStar F2 HPA Engine\u003c\/strong\u003e represents the evolution of performance-driven airsoft technology. Built on the legendary DNA of the PolarStar Fusion Engine, the F2 delivers unmatched precision, versatility, and efficiency—now in an ultra-compact, cylinder-sized package. Whether you're building a CQB blaster or a DMR powerhouse, the F2 gives you complete control over your airsoft rifle’s performance with minimal hassle and maximum reliability.\u003c\/p\u003e\n\u003chr data-start=\"709\" data-end=\"712\"\u003e\n\u003ch3 data-start=\"714\" data-end=\"755\"\u003e\u003cstrong data-start=\"718\" data-end=\"755\"\u003eCompact, Lightweight, and Modular\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"757\" data-end=\"1113\"\u003eDesigned for the Version 2 gearbox shell (standard in most M4\/M16 platforms), the F2 HPA Engine measures just 4 inches in length and is crafted from durable aluminum alloy. Its lightweight, drop-in design ensures compatibility with a wide range of airsoft AEGs, making installation quick and straightforward while reducing weight and increasing durability.\u003c\/p\u003e\n\u003chr data-start=\"1115\" data-end=\"1118\"\u003e\n\u003ch3 data-start=\"1120\" data-end=\"1180\"\u003e\u003cstrong data-start=\"1124\" data-end=\"1180\"\u003eDual Solenoid Design for True Closed-Bolt Capability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1182\" data-end=\"1594\"\u003eOne of the standout features of the F2 is its \u003cstrong data-start=\"1228\" data-end=\"1252\"\u003edual solenoid system\u003c\/strong\u003e, which separates nozzle and poppet valve control. This allows for unparalleled tuning freedom over the air volume and loading timing. The result? Better air efficiency, improved consistency, and the ability to switch between traditional AEG operation and true \u003cstrong data-start=\"1513\" data-end=\"1540\"\u003eclosed-bolt firing mode\u003c\/strong\u003e for more precise shots—ideal for snipers or marksmen.\u003c\/p\u003e\n\u003chr data-start=\"1596\" data-end=\"1599\"\u003e\n\u003ch3 data-start=\"1601\" data-end=\"1661\"\u003e\u003cstrong data-start=\"1605\" data-end=\"1661\"\u003eExceptional Efficiency with Lower Pressure Operation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1663\" data-end=\"2068\"\u003eThe F2 integrates a \u003cstrong data-start=\"1683\" data-end=\"1721\"\u003eone-piece lightweight poppet valve\u003c\/strong\u003e, optimized to run at lower pressures while maintaining excellent shot-to-shot consistency. This new design requires less air per shot, improving efficiency without compromising performance. The system operates at pressures ranging from \u003cstrong data-start=\"1958\" data-end=\"1975\"\u003e45 to 145 PSI\u003c\/strong\u003e, allowing players to reach velocities between \u003cstrong data-start=\"2022\" data-end=\"2045\"\u003e205 FPS and 500 FPS\u003c\/strong\u003e using a single nozzle.\u003c\/p\u003e\n\u003chr data-start=\"2070\" data-end=\"2073\"\u003e\n\u003ch3 data-start=\"2075\" data-end=\"2126\"\u003e\u003cstrong data-start=\"2079\" data-end=\"2126\"\u003eSpring-Loaded Nozzle for Consistent Feeding\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2128\" data-end=\"2458\"\u003eUnlike traditional systems, the F2's \u003cstrong data-start=\"2165\" data-end=\"2189\"\u003espring-biased nozzle\u003c\/strong\u003e ensures a consistent BB loading force, regardless of operating pressure. With both light and heavy spring options available, players can fine-tune the loading force based on build type and BB weight, minimizing misfeeds and maximizing reliability—even under full-auto.\u003c\/p\u003e\n\u003chr data-start=\"2460\" data-end=\"2463\"\u003e\n\u003ch3 data-start=\"2465\" data-end=\"2514\"\u003e\u003cstrong data-start=\"2469\" data-end=\"2514\"\u003eTool-Free Tuning with F2 FCU \u0026amp; LCD Screen\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2516\" data-end=\"2784\"\u003eTuning your setup has never been easier thanks to the \u003cstrong data-start=\"2570\" data-end=\"2609\"\u003eincluded F2 Fire Control Unit (FCU)\u003c\/strong\u003e, which features a \u003cstrong data-start=\"2628\" data-end=\"2650\"\u003ebacklit LCD screen\u003c\/strong\u003e for intuitive configuration. Adjust dwell time, rate of fire, burst modes, and firing sequence right on the field—no computer needed.\u003c\/p\u003e\n\u003chr data-start=\"2786\" data-end=\"2789\"\u003e\n\u003ch3 data-start=\"2791\" data-end=\"2836\"\u003e\u003cstrong data-start=\"2795\" data-end=\"2836\"\u003eCQB to DMR Ready—Without Nozzle Swaps\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2838\" data-end=\"3103\"\u003eThe robust internal design and wide PSI range let you use the F2 for almost any role. From \u003cstrong data-start=\"2929\" data-end=\"2950\"\u003eindoor CQB arenas\u003c\/strong\u003e to \u003cstrong data-start=\"2954\" data-end=\"2987\"\u003elong-range outdoor DMR setups\u003c\/strong\u003e, you can fine-tune your FPS and air volume using your FCU, without the need to swap nozzles or rebuild your engine.\u003c\/p\u003e\n\u003chr data-start=\"3105\" data-end=\"3108\"\u003e\n\u003ch3 data-start=\"3110\" data-end=\"3133\"\u003e\u003cstrong data-start=\"3114\" data-end=\"3133\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3134\" data-end=\"3343\"\u003e\n\u003cli data-start=\"3134\" data-end=\"3160\"\u003e\n\u003cp data-start=\"3136\" data-end=\"3160\"\u003e\u003cstrong data-start=\"3136\" data-end=\"3146\"\u003eModel:\u003c\/strong\u003e V2 \/ M4 M16\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3161\" data-end=\"3201\"\u003e\n\u003cp data-start=\"3163\" data-end=\"3201\"\u003e\u003cstrong data-start=\"3163\" data-end=\"3186\"\u003eOperating Pressure:\u003c\/strong\u003e 45 - 145 PSI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3202\" data-end=\"3243\"\u003e\n\u003cp data-start=\"3204\" data-end=\"3243\"\u003e\u003cstrong data-start=\"3204\" data-end=\"3223\"\u003eVelocity Range:\u003c\/strong\u003e 205 FPS - 500 FPS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3244\" data-end=\"3276\"\u003e\n\u003cp data-start=\"3246\" data-end=\"3276\"\u003e\u003cstrong data-start=\"3246\" data-end=\"3259\"\u003eMaterial:\u003c\/strong\u003e Aluminum alloy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3277\" data-end=\"3295\"\u003e\n\u003cp data-start=\"3279\" data-end=\"3295\"\u003e\u003cstrong data-start=\"3279\" data-end=\"3290\"\u003eLength:\u003c\/strong\u003e 4\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3296\" data-end=\"3343\"\u003e\n\u003cp data-start=\"3298\" data-end=\"3343\"\u003e\u003cstrong data-start=\"3298\" data-end=\"3316\"\u003eCompatibility:\u003c\/strong\u003e Most Version 2 gearboxes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3345\" data-end=\"3348\"\u003e\n\u003ch3 data-start=\"3350\" data-end=\"3381\"\u003e\u003cstrong data-start=\"3354\" data-end=\"3381\"\u003eAbout PolarStar Airsoft\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3383\" data-end=\"3786\"\u003ePolarStar is the gold standard in high-performance HPA airsoft engineering. 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Proudly \u003cstrong data-start=\"3602\" data-end=\"3621\"\u003eMade in the USA\u003c\/strong\u003e, PolarStar products are manufactured with aerospace precision, and designed for serious players who demand reliability, customization, and performance on the field.\u003c\/p\u003e\n\u003chr data-start=\"3788\" data-end=\"3791\"\u003e\n\u003cp data-start=\"3793\" data-end=\"3969\"\u003eWhether you’re a competitive speedsofter, Milsim specialist, or tech-savvy builder, the \u003cstrong data-start=\"3881\" data-end=\"3897\"\u003ePolarStar F2\u003c\/strong\u003e gives you the reliability and performance edge you’ve been waiting for.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994932494566,"sku":"78070","price":625.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/3909_polarstar-78070-removebg-preview.png?v=1784175314"},{"product_id":"polarstar-airsoft-mrs-modular-regulator-system-air-rig-package-regulator-airline","title":"PolarStar Airsoft MRS \"Modular Regulator System\" Air Rig (Package: Regulator + Airline)","description":"\u003cul data-start=\"1556\" data-end=\"1598\"\u003e\n\u003cli data-start=\"1574\" data-end=\"1598\"\u003e\n\u003cp data-start=\"289\" data-end=\"591\"\u003eElevate your HPA airsoft setup with the \u003cstrong data-start=\"329\" data-end=\"389\"\u003ePolarStar Airsoft MRS \"Modular Regulator System\" Air Rig\u003c\/strong\u003e, engineered for compact efficiency and precision airflow control. This complete package includes both the \u003cstrong data-start=\"496\" data-end=\"525\"\u003eMRS Regulator and airline\u003c\/strong\u003e, offering plug-and-play convenience for high-performance players.\u003c\/p\u003e\n\u003cp data-start=\"593\" data-end=\"930\"\u003eDesigned with a compact footprint, the MRS Regulator is ideal for players running small tanks and minimalist setups, making it perfect for CQB and speedsoft environments. With easy adjustability and consistent output pressure, the MRS delivers smooth and reliable operation for your PolarStar, Wolverine, or other HPA-compatible systems.\u003c\/p\u003e\n\u003cp data-start=\"932\" data-end=\"1125\"\u003eBuilt from durable aircraft-grade aluminum and equipped with a standard Foster-style QD fitting, the MRS is rated for pressures up to 300 PSI and features tournament locks for field compliance.\u003c\/p\u003e\n\u003cp data-start=\"1127\" data-end=\"1140\"\u003e\u003cstrong data-start=\"1127\" data-end=\"1140\"\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1141\" data-end=\"1532\"\u003e\n\u003cli data-start=\"1141\" data-end=\"1200\"\u003e\n\u003cp data-start=\"1143\" data-end=\"1200\"\u003eCompact modular design ideal for CQB and speedsoft play\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1201\" data-end=\"1264\"\u003e\n\u003cp data-start=\"1203\" data-end=\"1264\"\u003eCompatible with PolarStar, Wolverine, and other HPA systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1265\" data-end=\"1313\"\u003e\n\u003cp data-start=\"1267\" data-end=\"1313\"\u003eAdjustable output pressure range: 40-130 PSI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1314\" data-end=\"1382\"\u003e\n\u003cp data-start=\"1316\" data-end=\"1382\"\u003eIncludes braided airline and regulator with standard QD fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1383\" data-end=\"1434\"\u003e\n\u003cp data-start=\"1385\" data-end=\"1434\"\u003eIntegrated tournament lock for field regulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1435\" data-end=\"1483\"\u003e\n\u003cp data-start=\"1437\" data-end=\"1483\"\u003eDurable aircraft-grade aluminum construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1484\" data-end=\"1532\"\u003e\n\u003cp data-start=\"1486\" data-end=\"1532\"\u003eMade in the USA by PolarStar Precision Airsoft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1534\" data-end=\"1555\"\u003e\u003cstrong data-start=\"1534\" data-end=\"1555\"\u003ePackage Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1556\" data-end=\"1598\"\u003e\n\u003cli data-start=\"1556\" data-end=\"1573\"\u003e\n\u003cp data-start=\"1558\" data-end=\"1573\"\u003eMRS Regulator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1574\" data-end=\"1598\"\u003e\n\u003cp data-start=\"1576\" data-end=\"1598\"\u003eBraided Airline Hose\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994932887782,"sku":"74635","price":265.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/744_polarstar-73845-psm.jpg?v=1784175314"},{"product_id":"polarstar-mr-microreg-gen-2-micro-regulator-air-rig-package-regulator-airline","title":"PolarStar MR \"MicroReg Gen 2\" Micro Regulator Air Rig (Package: Regulator + Airline)","description":"\u003cp data-start=\"257\" data-end=\"684\"\u003eUnlock elite-level performance in your HPA setup with the \u003cstrong data-start=\"334\" data-end=\"375\"\u003ePolarStar MR \"Micro Reg Gen 2\" Air Rig\u003c\/strong\u003e. This ultra-compact regulator is engineered for precision, speed, and reliability, making it one of the most advanced airsoft regulators on the market. Ideal for competitive players and tactical builds, the Gen 2 Micro Reg offers smoother airflow, faster recharge rates, and enhanced shot-to-shot consistency.\u003c\/p\u003e\n\u003cp data-start=\"686\" data-end=\"1029\"\u003eThe \u003cstrong data-start=\"690\" data-end=\"708\"\u003eMicro Reg Gen 2\u003c\/strong\u003e is tournament-legal, lightweight, and comes preassembled with a braided airline, ready to integrate into your loadout. With a pressure range of \u003cstrong data-start=\"853\" data-end=\"870\"\u003e40 to 145 PSI\u003c\/strong\u003e, it delivers pinpoint control over FPS and performance. Whether you're using a PolarStar, Wolverine, or other popular HPA systems, the MR is built to keep up.\u003c\/p\u003e\n\u003cp data-start=\"1031\" data-end=\"1473\"\u003e\u003cstrong data-start=\"1031\" data-end=\"1044\"\u003eFeatures:\u003c\/strong\u003e\u003cbr data-start=\"1044\" data-end=\"1047\"\u003e✅ Ultra-compact and lightweight regulator for high-speed play\u003cbr data-start=\"1108\" data-end=\"1111\"\u003e✅ Adjustable output pressure: 40–145 PSI\u003cbr data-start=\"1151\" data-end=\"1154\"\u003e✅ Pre-installed with braided airline and QD fittings\u003cbr data-start=\"1206\" data-end=\"1209\"\u003e✅ Tournament lock included for field compliance\u003cbr data-start=\"1256\" data-end=\"1259\"\u003e✅ High flow rate and rapid recharge for consistent performance\u003cbr data-start=\"1321\" data-end=\"1324\"\u003e✅ CNC-machined aluminum construction\u003cbr data-start=\"1360\" data-end=\"1363\"\u003e✅ Compatible with most HPA engines including PolarStar, Wolverine, and more\u003cbr data-start=\"1438\" data-end=\"1441\"\u003e✅ Designed and made in the USA\u003c\/p\u003e\n\u003cp data-start=\"1475\" data-end=\"1490\"\u003e\u003cstrong data-start=\"1475\" data-end=\"1488\"\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1491\" data-end=\"1545\"\u003e\n\u003cli data-start=\"1491\" data-end=\"1522\"\u003e\n\u003cp data-start=\"1493\" data-end=\"1522\"\u003e1x MicroReg Gen 2 Regulator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1523\" data-end=\"1545\"\u003e\n\u003cp data-start=\"1525\" data-end=\"1545\"\u003e1x Braided Airline\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1547\" data-end=\"1642\"\u003e\u003cstrong data-start=\"1547\" data-end=\"1561\"\u003eIdeal For:\u003c\/strong\u003e\u003cbr data-start=\"1561\" data-end=\"1564\"\u003e🏃 Speed soft Players\u003cbr data-start=\"1584\" data-end=\"1587\"\u003e🎯 Precision Tuners\u003cbr data-start=\"1606\" data-end=\"1609\"\u003e🏞️ Tactical and Field Loadouts\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994933674214,"sku":"90034","price":194.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/746_pstar-90034-sm2.jpg?v=1784175315"},{"product_id":"polarstar-kythera-sa-hpa-engine-aandk-sr25","title":"PolarStar \"Kythera\" HPA Engine for Airsoft Rifles (Model: SA - A\u0026K SR-25)","description":"\u003cp data-start=\"0\" data-end=\"98\"\u003e\u003cstrong data-start=\"0\" data-end=\"98\"\u003ePolarStar Kythera® SA HPA Engine — Mechanical High-Performance Power for A\u0026amp;K SR-25 (Model: SA)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"100\" data-end=\"597\"\u003eThe \u003cstrong data-start=\"104\" data-end=\"129\"\u003ePolarStar Kythera® SA\u003c\/strong\u003e is a ground-up mechanical HPA engine built for shooters who want uncompromising consistency, a realistic trigger feel, and rock-solid reliability — all without batteries, electronics, or solenoids. The Kythera SA (A\u0026amp;K SR-25 model) brings PolarStar’s precision engineering to a fully mechanical platform, delivering a responsive single-action trigger, wide operating range, and surgical repeatability that make it ideal for DMR, competition, and multi-role AEG builds.\u003c\/p\u003e\n\u003cp data-start=\"599\" data-end=\"1092\"\u003e\u003cstrong data-start=\"599\" data-end=\"651\"\u003eReal mechanical design — no electronics required\u003c\/strong\u003e\u003cbr data-start=\"651\" data-end=\"654\"\u003eUnlike solenoid-based or FCU-dependent HPA systems, the Kythera SA is a purely mechanical engine. That means no batteries to charge, no firmware to manage, and virtually no electronics to fail. The system is waterproof by design and uses a \u003cstrong data-start=\"894\" data-end=\"928\"\u003epatent-pending valve mechanism\u003c\/strong\u003e engineered for maximum efficiency: 100% of the air routed into the engine is available for the shot cycle, producing consistent velocity and excellent gas economy.\u003c\/p\u003e\n\u003cp data-start=\"1094\" data-end=\"1657\"\u003e\u003cstrong data-start=\"1094\" data-end=\"1129\"\u003eAuthentic, tunable trigger feel\u003c\/strong\u003e\u003cbr data-start=\"1129\" data-end=\"1132\"\u003eA defining strength of the Kythera SA is its \u003cstrong data-start=\"1177\" data-end=\"1212\"\u003erealistic single-action trigger\u003c\/strong\u003e. Hardened alloy sears engage and release a stainless-steel spool valve just like a firearm’s sear and hammer — giving a genuine break and reset. The trigger is fully \u003cstrong data-start=\"1379\" data-end=\"1393\"\u003eadjustable\u003c\/strong\u003e (weight, length of pull, and over-travel), so you can fine-tune the feel to match competitive disciplines or personal preference. The internal firing valve is spring-balanced, so trigger feel remains consistent regardless of input pressure or external conditions.\u003c\/p\u003e\n\u003cp data-start=\"1659\" data-end=\"2194\"\u003e\u003cstrong data-start=\"1659\" data-end=\"1727\"\u003eComplete shot cycle on trigger pull — rapid, reliable follow-ups\u003c\/strong\u003e\u003cbr data-start=\"1727\" data-end=\"1730\"\u003eThe Kythera completes a full shot cycle on the trigger pull, providing closed-bolt reliability akin to PolarStar’s Fusion and F2 platforms. Because the system chambers and recharges automatically without requiring trigger release, follow-up shots are rapid and consistent with a reduced risk of double feeds. No pilot valves are used, and the valve releases at the same point and force every shot — a design that yields both efficiency and predictable performance.\u003c\/p\u003e\n\u003cp data-start=\"2196\" data-end=\"2727\"\u003e\u003cstrong data-start=\"2196\" data-end=\"2254\"\u003eAdjustable dwell, nozzle speed and wide pressure range\u003c\/strong\u003e\u003cbr data-start=\"2254\" data-end=\"2257\"\u003eTuning is straightforward and flexible. The Kythera allows \u003cstrong data-start=\"2316\" data-end=\"2356\"\u003eadjustable nozzle dwell\/return speed\u003c\/strong\u003e to control timing, and it accepts input pressures from \u003cstrong data-start=\"2412\" data-end=\"2429\"\u003e60 to 180 psi\u003c\/strong\u003e. In testing (with a 6.05×380 mm barrel and 0.20 g BBs), this pressure window produced velocities from \u003cstrong data-start=\"2532\" data-end=\"2559\"\u003e~270 fps up to ~500 fps\u003c\/strong\u003e, making one Kythera capable of roles from CQB to DMR simply by changing regulator pressure — perfect for players who want a single engine to cover multiple playstyles.\u003c\/p\u003e\n\u003cp data-start=\"2729\" data-end=\"3334\"\u003e\u003cstrong data-start=\"2729\" data-end=\"2770\"\u003eDurable, serviceable, and field-ready\u003c\/strong\u003e\u003cbr data-start=\"2770\" data-end=\"2773\"\u003eThe Kythera’s balanced spool valve and mechanical cocking mean the system is extremely robust. A \u003cstrong data-start=\"2870\" data-end=\"2897\"\u003euniversal charging cord\u003c\/strong\u003e is provided for manual cocking if the system ever runs fully out of air — a rare situation — and can be routed through the grip or secured near the charging handle for convenient use. Installation is designed to be simple: the Kythera installs into a standard gearbox as a single assembly with minimal retained gearbox parts (trigger, spring guide, selector and safety). No external electronics or complex wiring harnesses are required.\u003c\/p\u003e\n\u003cp data-start=\"3336\" data-end=\"3372\"\u003e\u003cstrong data-start=\"3336\" data-end=\"3370\"\u003eWhy builders choose Kythera SA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3373\" data-end=\"3902\"\u003e\n\u003cli data-start=\"3373\" data-end=\"3445\"\u003e\n\u003cp data-start=\"3375\" data-end=\"3445\"\u003e\u003cstrong data-start=\"3375\" data-end=\"3400\"\u003eMechanical simplicity\u003c\/strong\u003e — no batteries, FCU, or solenoids to fail.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3446\" data-end=\"3541\"\u003e\n\u003cp data-start=\"3448\" data-end=\"3541\"\u003e\u003cstrong data-start=\"3448\" data-end=\"3469\"\u003eRealistic trigger\u003c\/strong\u003e — adjustable weight, travel, and over-travel for a firearm-like pull.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3542\" data-end=\"3647\"\u003e\n\u003cp data-start=\"3544\" data-end=\"3647\"\u003e\u003cstrong data-start=\"3544\" data-end=\"3579\"\u003eFull shot cycle on trigger pull\u003c\/strong\u003e — faster, more consistent follow-ups and closed-bolt reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3648\" data-end=\"3747\"\u003e\n\u003cp data-start=\"3650\" data-end=\"3747\"\u003e\u003cstrong data-start=\"3650\" data-end=\"3669\"\u003eHigh efficiency\u003c\/strong\u003e — patent-pending valve uses air direct to the nozzle for excellent economy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3748\" data-end=\"3816\"\u003e\n\u003cp data-start=\"3750\" data-end=\"3816\"\u003e\u003cstrong data-start=\"3750\" data-end=\"3771\"\u003eWide tuning range\u003c\/strong\u003e — 60–180 psi supports CQB to sniper roles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3817\" data-end=\"3902\"\u003e\n\u003cp data-start=\"3819\" data-end=\"3902\"\u003e\u003cstrong data-start=\"3819\" data-end=\"3843\"\u003eWaterproof operation\u003c\/strong\u003e and field serviceability with the universal charging cord.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3904\" data-end=\"3931\"\u003e\u003cstrong data-start=\"3904\" data-end=\"3929\"\u003eModel \u0026amp; Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3932\" data-end=\"4031\"\u003e\n\u003cli data-start=\"3932\" data-end=\"3993\"\u003e\n\u003cp data-start=\"3934\" data-end=\"3993\"\u003e\u003cstrong data-start=\"3934\" data-end=\"3944\"\u003eModel:\u003c\/strong\u003e Kythera® SA — A\u0026amp;K SR-25 specific configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3994\" data-end=\"4031\"\u003e\n\u003cp data-start=\"3996\" data-end=\"4031\"\u003e\u003cstrong data-start=\"3996\" data-end=\"4013\"\u003eManufacturer:\u003c\/strong\u003e PolarStar Airsoft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"4033\" data-end=\"4454\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eFor players and technicians who demand a responsive, dependable HPA solution without the hassle of electronics, the \u003cstrong data-start=\"4149\" data-end=\"4173\"\u003ePolarStar Kythera SA\u003c\/strong\u003e is a revolutionary mechanical engine that blends analog reliability with modern tuning flexibility. Convert your A\u0026amp;K SR-25 into a high-performance, battery-free platform and experience the refined trigger feel and consistent shot-to-shot performance that only Kythera can deliver.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994938458342,"sku":"19158","price":445.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/6185_pstar-19157-removebg-preview.png?v=1784175319"},{"product_id":"polarstar-f2-nozzle-ak-sr25","title":"Polarstar F2 Nozzle (Model: A\u0026K SR25)","description":"\u003cp data-start=\"0\" data-end=\"99\"\u003e\u003cstrong data-start=\"0\" data-end=\"97\"\u003ePolarStar F2 Nozzle (Model: A\u0026amp;K SR-25) — Precision-Machined Upgrade for Elite HPA Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"101\" data-end=\"540\"\u003eBring your A\u0026amp;K SR-25 to the next level of precision and efficiency with the \u003cstrong data-start=\"177\" data-end=\"219\"\u003ePolarStar F2 Nozzle (Model: A\u0026amp;K SR-25)\u003c\/strong\u003e — a genuine PolarStar component designed for serious airsoft technicians and performance enthusiasts. Engineered for seamless integration with the \u003cstrong data-start=\"367\" data-end=\"394\"\u003ePolarStar F2 HPA engine\u003c\/strong\u003e, this nozzle delivers consistent air seal, improved shot-to-shot stability, and flawless durability to help you get the most out of your rifle.\u003c\/p\u003e\n\u003chr data-start=\"542\" data-end=\"545\"\u003e\n\u003ch3 data-start=\"547\" data-end=\"603\"\u003e\u003cstrong data-start=\"551\" data-end=\"603\"\u003ePrecision Engineering for Consistent Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"604\" data-end=\"1050\"\u003eAt the heart of any HPA setup lies the quality of its internal components — and the nozzle is one of the most critical. The \u003cstrong data-start=\"728\" data-end=\"751\"\u003ePolarStar F2 Nozzle\u003c\/strong\u003e is precisely \u003cstrong data-start=\"765\" data-end=\"806\"\u003eCNC-machined from high-grade aluminum\u003c\/strong\u003e, ensuring perfect tolerances and reliable fitment inside your HPA engine. This precision machining guarantees smooth airflow regulation, resulting in \u003cstrong data-start=\"957\" data-end=\"1015\"\u003ehighly consistent FPS output and shot-to-shot accuracy\u003c\/strong\u003e that competitive players demand.\u003c\/p\u003e\n\u003cp data-start=\"1052\" data-end=\"1358\"\u003eUnlike cheaper alternatives or printed replicas, this \u003cstrong data-start=\"1106\" data-end=\"1132\"\u003efactory PolarStar part\u003c\/strong\u003e is manufactured to exact specifications to maintain the exceptional air seal that the F2 engine is known for. The result? Superior air efficiency, more stable velocities, and enhanced performance under all field conditions.\u003c\/p\u003e\n\u003chr data-start=\"1360\" data-end=\"1363\"\u003e\n\u003ch3 data-start=\"1365\" data-end=\"1426\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1426\"\u003eBuilt for Durability — Anodized Aluminum Construction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1427\" data-end=\"1760\"\u003eConstructed from \u003cstrong data-start=\"1444\" data-end=\"1480\"\u003elightweight yet durable aluminum\u003c\/strong\u003e, the PolarStar F2 nozzle is designed to withstand high air pressures and extended use. Its \u003cstrong data-start=\"1572\" data-end=\"1591\"\u003eanodized finish\u003c\/strong\u003e adds a protective layer that resists corrosion, wear, and surface damage — maintaining a smooth internal bore that keeps your HPA engine running flawlessly over time.\u003c\/p\u003e\n\u003cp data-start=\"1762\" data-end=\"2073\"\u003eEvery component of this nozzle has been designed to handle the rigors of intense gameplay, temperature changes, and the demands of competitive shooting. Whether you’re running semi-auto precision shots or full-auto bursts, this nozzle will maintain its structural integrity and smooth airflow characteristics.\u003c\/p\u003e\n\u003chr data-start=\"2075\" data-end=\"2078\"\u003e\n\u003ch3 data-start=\"2080\" data-end=\"2121\"\u003e\u003cstrong data-start=\"2084\" data-end=\"2121\"\u003eOptimized for A\u0026amp;K SR-25 Platforms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2122\" data-end=\"2375\"\u003eThis specific \u003cstrong data-start=\"2136\" data-end=\"2162\"\u003eA\u0026amp;K SR-25 model nozzle\u003c\/strong\u003e has been custom-tuned to match the \u003cstrong data-start=\"2198\" data-end=\"2217\"\u003elonger air path\u003c\/strong\u003e of the SR-25’s gearbox and cylinder assembly. That ensures a perfect fit and optimal volume for the F2 HPA engine when installed in an A\u0026amp;K SR-25 AEG rifle.\u003c\/p\u003e\n\u003cp data-start=\"2377\" data-end=\"2703\"\u003eBy using this dedicated model, players can ensure that their HPA system operates with \u003cstrong data-start=\"2463\" data-end=\"2485\"\u003emaximum efficiency\u003c\/strong\u003e, eliminating inconsistencies caused by incorrect nozzle lengths or mismatched components. With a precise \u003cstrong data-start=\"2591\" data-end=\"2616\"\u003elength of 1.75 inches\u003c\/strong\u003e, this nozzle guarantees proper alignment and feed for the SR-25’s unique air system.\u003c\/p\u003e\n\u003chr data-start=\"2705\" data-end=\"2708\"\u003e\n\u003ch3 data-start=\"2710\" data-end=\"2744\"\u003e\u003cstrong data-start=\"2714\" data-end=\"2744\"\u003eEasy Drop-In Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2745\" data-end=\"3101\"\u003eInstalling the \u003cstrong data-start=\"2760\" data-end=\"2797\"\u003ePolarStar F2 Nozzle for A\u0026amp;K SR-25\u003c\/strong\u003e is simple — it’s a \u003cstrong data-start=\"2817\" data-end=\"2847\"\u003edirect drop-in replacement\u003c\/strong\u003e designed specifically for PolarStar’s modular HPA engine system. No custom machining or fitting is required. Just swap it in, tune your pressure settings, and you’re ready to experience the unmatched reliability and performance PolarStar is known for.\u003c\/p\u003e\n\u003cp data-start=\"3103\" data-end=\"3261\"\u003eThis makes it a \u003cstrong data-start=\"3119\" data-end=\"3140\"\u003emust-have upgrade\u003c\/strong\u003e or replacement part for players who want to maintain their F2 system’s factory-grade precision and airflow efficiency.\u003c\/p\u003e\n\u003chr data-start=\"3263\" data-end=\"3266\"\u003e\n\u003ch3 data-start=\"3268\" data-end=\"3288\"\u003e\u003cstrong data-start=\"3272\" data-end=\"3288\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3289\" data-end=\"3714\"\u003e\n\u003cli data-start=\"3289\" data-end=\"3340\"\u003e\n\u003cp data-start=\"3291\" data-end=\"3340\"\u003e\u003cstrong data-start=\"3291\" data-end=\"3309\"\u003eDrop-in nozzle\u003c\/strong\u003e for PolarStar F2 HPA engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3341\" data-end=\"3406\"\u003e\n\u003cp data-start=\"3343\" data-end=\"3406\"\u003e\u003cstrong data-start=\"3343\" data-end=\"3381\"\u003eCNC-machined aluminum construction\u003c\/strong\u003e for perfect tolerances\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3407\" data-end=\"3470\"\u003e\n\u003cp data-start=\"3409\" data-end=\"3470\"\u003e\u003cstrong data-start=\"3409\" data-end=\"3428\"\u003eAnodized finish\u003c\/strong\u003e for corrosion resistance and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3471\" data-end=\"3527\"\u003e\n\u003cp data-start=\"3473\" data-end=\"3527\"\u003e\u003cstrong data-start=\"3473\" data-end=\"3501\"\u003eOptimized length (1.75\")\u003c\/strong\u003e for A\u0026amp;K SR-25 platforms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3528\" data-end=\"3589\"\u003e\n\u003cp data-start=\"3530\" data-end=\"3589\"\u003e\u003cstrong data-start=\"3530\" data-end=\"3587\"\u003eEngineered for performance consistency and efficiency\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3590\" data-end=\"3636\"\u003e\n\u003cp data-start=\"3592\" data-end=\"3636\"\u003e\u003cstrong data-start=\"3592\" data-end=\"3634\"\u003eLightweight, durable, and field-tested\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3637\" data-end=\"3714\"\u003e\n\u003cp data-start=\"3639\" data-end=\"3714\"\u003e\u003cstrong data-start=\"3639\" data-end=\"3683\"\u003eCompatible with PolarStar F2 HPA Engines\u003c\/strong\u003e used in A\u0026amp;K SR-25 AEG rifles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3716\" data-end=\"3719\"\u003e\n\u003ch3 data-start=\"3721\" data-end=\"3753\"\u003e\u003cstrong data-start=\"3725\" data-end=\"3753\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3754\" data-end=\"3922\"\u003e\n\u003cli data-start=\"3754\" data-end=\"3778\"\u003e\n\u003cp data-start=\"3756\" data-end=\"3778\"\u003e\u003cstrong data-start=\"3756\" data-end=\"3766\"\u003eModel:\u003c\/strong\u003e A\u0026amp;K SR-25\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3779\" data-end=\"3806\"\u003e\n\u003cp data-start=\"3781\" data-end=\"3806\"\u003e\u003cstrong data-start=\"3781\" data-end=\"3792\"\u003eLength:\u003c\/strong\u003e 1.75 inches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3807\" data-end=\"3833\"\u003e\n\u003cp data-start=\"3809\" data-end=\"3833\"\u003e\u003cstrong data-start=\"3809\" data-end=\"3822\"\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3834\" data-end=\"3858\"\u003e\n\u003cp data-start=\"3836\" data-end=\"3858\"\u003e\u003cstrong data-start=\"3836\" data-end=\"3847\"\u003eFinish:\u003c\/strong\u003e Anodized\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3859\" data-end=\"3922\"\u003e\n\u003cp data-start=\"3861\" data-end=\"3922\"\u003e\u003cstrong data-start=\"3861\" data-end=\"3879\"\u003eCompatibility:\u003c\/strong\u003e PolarStar F2 HPA Engines (A\u0026amp;K SR-25 AEG)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3924\" data-end=\"3927\"\u003e\n\u003ch3 data-start=\"3929\" data-end=\"3968\"\u003e\u003cstrong data-start=\"3933\" data-end=\"3968\"\u003eElevate Your PolarStar F2 Build\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3969\" data-end=\"4328\"\u003eWhether you’re upgrading, replacing worn parts, or fine-tuning your HPA system for competition, the \u003cstrong data-start=\"4069\" data-end=\"4111\"\u003ePolarStar F2 Nozzle (Model: A\u0026amp;K SR-25)\u003c\/strong\u003e delivers the reliability, precision, and air efficiency you need. Designed and manufactured by PolarStar — the leader in HPA innovation — this nozzle ensures your rifle performs at its peak with every trigger pull.\u003c\/p\u003e\n\u003cp data-start=\"4330\" data-end=\"4449\"\u003e\u003cstrong data-start=\"4330\" data-end=\"4449\"\u003eUpgrade your A\u0026amp;K SR-25 with genuine PolarStar parts and experience professional-grade consistency, shot after shot.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994939179238,"sku":"78076","price":43.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/6187_pstar-78076-removebg-preview.png?v=1784175320"},{"product_id":"polarstar-microreg-gen2-hpa-regulator","title":"PolarStar MR \"MicroReg Gen 2\" Micro Regulator Air Rig (Package: Regulator Only)","description":"\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-(--header-height)\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"0cddd7cf-7c19-4422-9650-7eabe9be2c03\" data-testid=\"conversation-turn-55\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/article\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" tabindex=\"-1\" data-turn-id=\"request-69a70167-e0b8-83e8-9797-4900b277512a-16\" data-testid=\"conversation-turn-56\" data-scroll-anchor=\"true\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"2304e843-b82e-4a96-b3c3-cbd897eee3c4\" data-message-model-slug=\"gpt-5-3\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-section-id=\"onfgsy\" data-start=\"0\" data-end=\"73\"\u003ePolarStar MR “MicroReg Gen 2” Micro Regulator Air Rig (Regulator Only)\u003c\/h2\u003e\n\u003cp data-start=\"75\" data-end=\"416\"\u003eThe \u003cstrong data-start=\"79\" data-end=\"126\"\u003ePolarStar MR MicroReg Gen 2 Micro Regulator\u003c\/strong\u003e is a compact, high-performance regulator designed specifically for HPA airsoft systems. Built for reliability, precision pressure control, and easy maintenance, the MicroReg Gen 2 delivers the consistent air output required by modern HPA engines while maintaining an ultra-compact profile.\u003c\/p\u003e\n\u003cp data-start=\"418\" data-end=\"690\"\u003eManufactured in the \u003cstrong data-start=\"438\" data-end=\"496\"\u003eUnited States by \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePolarStar Airsoft\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e, the MicroReg Gen 2 continues the proven performance of the original MicroReg while introducing a simplified internal design that improves manufacturing efficiency and long-term serviceability.\u003c\/p\u003e\n\u003cp data-start=\"692\" data-end=\"866\"\u003eWhether you're building a new HPA rig or upgrading your existing setup, the MicroReg Gen 2 provides stable pressure regulation in a lightweight and extremely compact package.\u003c\/p\u003e\n\u003chr data-start=\"868\" data-end=\"871\"\u003e\n\u003ch2 data-section-id=\"10o3cjg\" data-start=\"873\" data-end=\"908\"\u003eUltra-Compact Low Profile Design\u003c\/h2\u003e\n\u003cp data-start=\"910\" data-end=\"1200\"\u003eOne of the most impressive features of the MicroReg Gen 2 is its \u003cstrong data-start=\"975\" data-end=\"1006\"\u003eextremely compact footprint\u003c\/strong\u003e. Standing \u003cstrong data-start=\"1017\" data-end=\"1047\"\u003eless than 2.25 inches tall\u003c\/strong\u003e, this regulator is smaller than many traditional universal fill adapters (UFAs), allowing players to run a streamlined air rig without unnecessary bulk.\u003c\/p\u003e\n\u003cp data-start=\"1202\" data-end=\"1440\"\u003eThis low-profile design keeps your \u003cstrong data-start=\"1237\" data-end=\"1290\"\u003etank and regulator setup lightweight and balanced\u003c\/strong\u003e, making it easier to maneuver during fast-paced gameplay. For players who prioritize mobility and comfort, the MicroReg Gen 2 is an excellent choice.\u003c\/p\u003e\n\u003cp data-start=\"1442\" data-end=\"1578\"\u003eDespite its small size, the regulator still delivers powerful and consistent pressure output required for demanding HPA airsoft systems.\u003c\/p\u003e\n\u003chr data-start=\"1580\" data-end=\"1583\"\u003e\n\u003ch2 data-section-id=\"ifnpw3\" data-start=\"1585\" data-end=\"1622\"\u003ePrecise Adjustable Pressure Output\u003c\/h2\u003e\n\u003cp data-start=\"1624\" data-end=\"1861\"\u003eThe MicroReg Gen 2 features a \u003cstrong data-start=\"1654\" data-end=\"1719\"\u003efully adjustable output pressure range from 40 PSI to 130 PSI\u003c\/strong\u003e in its standard configuration. This wide adjustment range makes the regulator compatible with a variety of HPA engines and airsoft platforms.\u003c\/p\u003e\n\u003cp data-start=\"1863\" data-end=\"1915\"\u003ePlayers can easily dial in the perfect pressure for:\u003c\/p\u003e\n\u003cul data-start=\"1917\" data-end=\"2043\"\u003e\n\u003cli data-section-id=\"h3i8mw\" data-start=\"1917\" data-end=\"1942\"\u003e\n\u003cp data-start=\"1919\" data-end=\"1942\"\u003ePolarStar HPA engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"9tgoz9\" data-start=\"1943\" data-end=\"1979\"\u003e\n\u003cp data-start=\"1945\" data-end=\"1979\"\u003eOther HPA-powered airsoft rifles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1kekz92\" data-start=\"1980\" data-end=\"1994\"\u003e\n\u003cp data-start=\"1982\" data-end=\"1994\"\u003eDMR builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"xqwjdh\" data-start=\"1995\" data-end=\"2015\"\u003e\n\u003cp data-start=\"1997\" data-end=\"2015\"\u003eSpeedsoft setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vf9gbu\" data-start=\"2016\" data-end=\"2043\"\u003e\n\u003cp data-start=\"2018\" data-end=\"2043\"\u003eTournament configurations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2045\" data-end=\"2260\"\u003eStable and consistent air pressure is critical for maintaining accuracy, efficiency, and shot-to-shot consistency. The MicroReg Gen 2 delivers reliable regulation to help keep your HPA system performing at its best.\u003c\/p\u003e\n\u003chr data-start=\"2262\" data-end=\"2265\"\u003e\n\u003ch2 data-section-id=\"87t78c\" data-start=\"2267\" data-end=\"2296\"\u003eSimplified Internal Design\u003c\/h2\u003e\n\u003cp data-start=\"2298\" data-end=\"2538\"\u003eA key improvement in the Gen 2 version is the \u003cstrong data-start=\"2344\" data-end=\"2380\"\u003esimplified internal construction\u003c\/strong\u003e. The regulator uses \u003cstrong data-start=\"2401\" data-end=\"2444\"\u003eonly three O-rings in the entire system\u003c\/strong\u003e, reducing the number of potential failure points and making maintenance significantly easier.\u003c\/p\u003e\n\u003cp data-start=\"2540\" data-end=\"2738\"\u003eBy redesigning the internal body, PolarStar was able to use the \u003cstrong data-start=\"2604\" data-end=\"2653\"\u003esame piston used in their UGS and CGS systems\u003c\/strong\u003e, eliminating unique components that previously complicated production and servicing.\u003c\/p\u003e\n\u003cp data-start=\"2740\" data-end=\"2858\"\u003eThis redesign removed the center O-ring that was previously required, reducing internal drag and simplifying assembly.\u003c\/p\u003e\n\u003cp data-start=\"2860\" data-end=\"2894\"\u003eThe result is a regulator that is:\u003c\/p\u003e\n\u003cul data-start=\"2896\" data-end=\"2986\"\u003e\n\u003cli data-section-id=\"kbyrt1\" data-start=\"2896\" data-end=\"2915\"\u003e\n\u003cp data-start=\"2898\" data-end=\"2915\"\u003e\u003cstrong data-start=\"2898\" data-end=\"2915\"\u003eMore reliable\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"gtutsz\" data-start=\"2916\" data-end=\"2940\"\u003e\n\u003cp data-start=\"2918\" data-end=\"2940\"\u003e\u003cstrong data-start=\"2918\" data-end=\"2940\"\u003eEasier to maintain\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18mzhjm\" data-start=\"2941\" data-end=\"2965\"\u003e\n\u003cp data-start=\"2943\" data-end=\"2965\"\u003e\u003cstrong data-start=\"2943\" data-end=\"2965\"\u003eSimpler to service\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"825zju\" data-start=\"2966\" data-end=\"2986\"\u003e\n\u003cp data-start=\"2968\" data-end=\"2986\"\u003e\u003cstrong data-start=\"2968\" data-end=\"2986\"\u003eHighly durable\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2988\" data-end=\"3124\"\u003eAlthough the internal design has been simplified, the \u003cstrong data-start=\"3042\" data-end=\"3123\"\u003eperformance and pressure regulation remain identical to the original MicroReg\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"3126\" data-end=\"3129\"\u003e\n\u003ch2 data-section-id=\"mswi\" data-start=\"3131\" data-end=\"3173\"\u003eImproved Serviceability and Maintenance\u003c\/h2\u003e\n\u003cp data-start=\"3175\" data-end=\"3436\"\u003eBecause the regulator now uses fewer internal components, \u003cstrong data-start=\"3233\" data-end=\"3276\"\u003eroutine maintenance is easier than ever\u003c\/strong\u003e. The simplified O-ring layout makes cleaning, servicing, and rebuilding the regulator much faster for both technicians and players who maintain their own gear.\u003c\/p\u003e\n\u003cp data-start=\"3438\" data-end=\"3565\"\u003eWith fewer moving parts and seals, there are also \u003cstrong data-start=\"3488\" data-end=\"3509\"\u003efewer wear points\u003c\/strong\u003e, improving long-term reliability and reducing downtime.\u003c\/p\u003e\n\u003cp data-start=\"3567\" data-end=\"3695\"\u003eThis is particularly valuable for players who frequently attend events or rely on their HPA systems during competitive gameplay.\u003c\/p\u003e\n\u003chr data-start=\"3697\" data-end=\"3700\"\u003e\n\u003ch2 data-section-id=\"1x6puhk\" data-start=\"3702\" data-end=\"3731\"\u003eIntegrated Tournament Lock\u003c\/h2\u003e\n\u003cp data-start=\"3733\" data-end=\"4013\"\u003eThe MicroReg Gen 2 also includes an \u003cstrong data-start=\"3769\" data-end=\"3806\"\u003eintegrated tournament lock system\u003c\/strong\u003e, designed to comply with common airsoft field regulations. The lock uses a \u003cstrong data-start=\"3882\" data-end=\"3902\"\u003estandard zip tie\u003c\/strong\u003e, allowing referees or field staff to secure the regulator once the desired pressure setting has been verified.\u003c\/p\u003e\n\u003cp data-start=\"4015\" data-end=\"4189\"\u003eUnlike some regulators that require additional accessories or moving parts, the integrated lock system is simple and effective, ensuring compliance without adding complexity.\u003c\/p\u003e\n\u003chr data-start=\"4191\" data-end=\"4194\"\u003e\n\u003ch2 data-section-id=\"4z5b2x\" data-start=\"4196\" data-end=\"4227\"\u003eProven PolarStar Performance\u003c\/h2\u003e\n\u003cp data-start=\"4229\" data-end=\"4478\"\u003ePolarStar regulators are widely known in the airsoft community for their \u003cstrong data-start=\"4302\" data-end=\"4356\"\u003eexceptional reliability and consistent performance\u003c\/strong\u003e. The MicroReg Gen 2 continues this tradition by offering a regulator that performs flawlessly under demanding conditions.\u003c\/p\u003e\n\u003cp data-start=\"4480\" data-end=\"4679\"\u003eThe redesigned body slightly changes the external appearance, but the regulator maintains \u003cstrong data-start=\"4570\" data-end=\"4629\"\u003enearly identical dimensions to the original Gen 1 model\u003c\/strong\u003e, ensuring compatibility with existing HPA setups.\u003c\/p\u003e\n\u003cp data-start=\"4681\" data-end=\"4899\"\u003eThanks to reduced piston drag from the simplified O-ring configuration, the regulator is technically \u003cstrong data-start=\"4782\" data-end=\"4810\"\u003eslightly more responsive\u003c\/strong\u003e, though performance characteristics remain consistent with the original MicroReg design.\u003c\/p\u003e\n\u003chr data-start=\"4901\" data-end=\"4904\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"4906\" data-end=\"4921\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"4923\" data-end=\"5320\"\u003e\n\u003cli data-section-id=\"od7ovn\" data-start=\"4923\" data-end=\"4978\"\u003e\n\u003cp data-start=\"4925\" data-end=\"4978\"\u003eCompact \u003cstrong data-start=\"4933\" data-end=\"4978\"\u003elow-profile design under 2.25 inches tall\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nc0g7y\" data-start=\"4979\" data-end=\"5034\"\u003e\n\u003cp data-start=\"4981\" data-end=\"5034\"\u003eAdjustable \u003cstrong data-start=\"4992\" data-end=\"5034\"\u003eoutput pressure from 40 PSI to 130 PSI\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18989re\" data-start=\"5035\" data-end=\"5091\"\u003e\n\u003cp data-start=\"5037\" data-end=\"5091\"\u003e\u003cstrong data-start=\"5037\" data-end=\"5091\"\u003eSimplified internal design with only three O-rings\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"143n745\" data-start=\"5092\" data-end=\"5157\"\u003e\n\u003cp data-start=\"5094\" data-end=\"5157\"\u003eCompatible piston shared with PolarStar \u003cstrong data-start=\"5134\" data-end=\"5157\"\u003eUGS and CGS systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"pvjh9c\" data-start=\"5158\" data-end=\"5214\"\u003e\n\u003cp data-start=\"5160\" data-end=\"5214\"\u003e\u003cstrong data-start=\"5160\" data-end=\"5190\"\u003eIntegrated tournament lock\u003c\/strong\u003e using standard zip ties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ujidxh\" data-start=\"5215\" data-end=\"5255\"\u003e\n\u003cp data-start=\"5217\" data-end=\"5255\"\u003eLightweight and durable regulator body\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"g3odcx\" data-start=\"5256\" data-end=\"5298\"\u003e\n\u003cp data-start=\"5258\" data-end=\"5298\"\u003eIdeal for HPA airsoft rifles and systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"oxg6ho\" data-start=\"5299\" data-end=\"5320\"\u003e\n\u003cp data-start=\"5301\" data-end=\"5320\"\u003e\u003cstrong data-start=\"5301\" data-end=\"5320\"\u003eMade in the USA\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"5322\" data-end=\"5325\"\u003e\n\u003ch2 data-section-id=\"mmq4m4\" data-start=\"5327\" data-end=\"5366\"\u003eBuilt for Modern HPA Airsoft Systems\u003c\/h2\u003e\n\u003cp data-start=\"5368\" data-end=\"5689\"\u003eThe \u003cstrong data-start=\"5372\" data-end=\"5419\"\u003ePolarStar MR MicroReg Gen 2 Micro Regulator\u003c\/strong\u003e is an outstanding choice for players looking for a \u003cstrong data-start=\"5471\" data-end=\"5528\"\u003ecompact, reliable, and easy-to-maintain HPA regulator\u003c\/strong\u003e. Its simplified internal design, stable pressure output, and durable construction make it perfect for competitive players and serious airsoft enthusiasts alike.\u003c\/p\u003e\n\u003cp data-start=\"5691\" data-end=\"5874\"\u003eWhether you're assembling a new air rig or upgrading your existing setup, the MicroReg Gen 2 provides dependable performance in one of the \u003cstrong data-start=\"5830\" data-end=\"5873\"\u003emost compact regulators available today\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994939900134,"sku":"86277","price":146.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/9125_ps-microreg_01-1200x1200-1.jpg?v=1784175320"},{"product_id":"polarstar-kythera-sa-nozzle-k1","title":"Polarstar Kythera® SA Nozzle (Type: #K1)","description":"\u003cp data-start=\"0\" data-end=\"86\"\u003e\u003cstrong data-start=\"0\" data-end=\"84\"\u003ePolarStar Kythera® SA Nozzle (#K1) — Precision Brass Upgrade for HPA Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"88\" data-end=\"591\"\u003eUpgrade your airsoft rifle with \u003cstrong data-start=\"120\" data-end=\"158\"\u003ePolarStar Kythera® SA Nozzle (#K1)\u003c\/strong\u003e, a high-quality component engineered for the \u003cstrong data-start=\"204\" data-end=\"226\"\u003eKythera HPA engine\u003c\/strong\u003e. Built with precision and reliability in mind, this brass nozzle ensures consistent airflow, excellent durability, and perfect fitment for a wide range of replicas. Whether you’re upgrading an existing system or fine-tuning your build for competitive performance, the #K1 Kythera nozzle delivers the stability and efficiency every serious airsoft player demands.\u003c\/p\u003e\n\u003chr data-start=\"593\" data-end=\"596\"\u003e\n\u003ch3 data-start=\"598\" data-end=\"667\"\u003e\u003cstrong data-start=\"602\" data-end=\"665\"\u003ePrecision Brass Construction for Durability and Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"669\" data-end=\"1080\"\u003eThe \u003cstrong data-start=\"673\" data-end=\"699\"\u003eKythera® SA Nozzle #K1\u003c\/strong\u003e is machined from premium \u003cstrong data-start=\"725\" data-end=\"734\"\u003ebrass\u003c\/strong\u003e, offering a robust and durable solution for high-pressure air systems. Brass construction ensures long-lasting wear resistance while maintaining smooth operation inside the HPA engine. This combination of material strength and precision manufacturing guarantees a reliable air seal for consistent \u003cstrong data-start=\"1032\" data-end=\"1051\"\u003eFPS performance\u003c\/strong\u003e and shot-to-shot accuracy.\u003c\/p\u003e\n\u003cp data-start=\"1082\" data-end=\"1425\"\u003eUnlike lower-quality components that may warp or wear under extended use, this nozzle is designed to maintain its integrity under the demands of semi-automatic and full-auto firing. Its smooth, polished surface reduces friction and wear on other engine components, extending the life of your HPA system while keeping performance at its peak.\u003c\/p\u003e\n\u003chr data-start=\"1427\" data-end=\"1430\"\u003e\n\u003ch3 data-start=\"1432\" data-end=\"1487\"\u003e\u003cstrong data-start=\"1436\" data-end=\"1485\"\u003eDrop-In Compatibility for Kythera HPA Engines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1489\" data-end=\"1765\"\u003eThe \u003cstrong data-start=\"1493\" data-end=\"1507\"\u003e#K1 nozzle\u003c\/strong\u003e is a \u003cstrong data-start=\"1513\" data-end=\"1529\"\u003edrop-in part\u003c\/strong\u003e for all PolarStar Kythera HPA engines, making installation simple and stress-free. There’s no need for custom fitting or machining — just install, tune your system, and enjoy the reliability and performance you expect from PolarStar.\u003c\/p\u003e\n\u003cp data-start=\"1767\" data-end=\"2218\"\u003eThis nozzle follows PolarStar’s numbered system for cylinder conversion compatibility. Unlike standard nozzles tied to specific rifle models, the numbered system ensures that once you determine the correct nozzle for your replica, it is compatible across all engines that use the numbered system, including Kythera and F2 models. This universal design simplifies upgrades and future-proofing your build, giving you flexibility as your setup evolves.\u003c\/p\u003e\n\u003chr data-start=\"2220\" data-end=\"2223\"\u003e\n\u003ch3 data-start=\"2225\" data-end=\"2278\"\u003e\u003cstrong data-start=\"2229\" data-end=\"2276\"\u003eCompatibility and Numbered System Explained\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2280\" data-end=\"2622\"\u003eChoosing the right nozzle for your replica can be tricky because nozzle length may vary even within the same rifle model. Differences can result from the manufacturer’s design, the gearbox shell thickness, or cylinder positioning. For example, a standard MP5 could require one of four different nozzle lengths depending on the manufacturer.\u003c\/p\u003e\n\u003cp data-start=\"2624\" data-end=\"2957\"\u003eTo address this, PolarStar assigns \u003cstrong data-start=\"2659\" data-end=\"2681\"\u003enumbers to nozzles\u003c\/strong\u003e rather than tying them directly to rifle models. Once you identify the number your replica requires, it can be used universally across all engines in the numbered system. For instance, if your replica takes a #11 JACK nozzle, it will also accept a #11 Kythera or F2 nozzle.\u003c\/p\u003e\n\u003cp data-start=\"2959\" data-end=\"3249\"\u003eFor Kythera models designed for non-standard cylinders (like some A\u0026amp;K or JG SR-25 variants), the “K” prefix designates these specialized nozzles. While these use a non-standard cylinder, their design is cross-compatible with standard-numbered nozzles, ensuring versatility across systems.\u003c\/p\u003e\n\u003cp data-start=\"3251\" data-end=\"3400\"\u003e\u003cstrong data-start=\"3251\" data-end=\"3260\"\u003eNote:\u003c\/strong\u003e All nozzles are marked with their number for easy identification, except the #1 nozzle, which is unmarked due to high production volumes.\u003c\/p\u003e\n\u003chr data-start=\"3402\" data-end=\"3405\"\u003e\n\u003ch3 data-start=\"3407\" data-end=\"3429\"\u003e\u003cstrong data-start=\"3411\" data-end=\"3427\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3431\" data-end=\"3800\"\u003e\n\u003cli data-start=\"3431\" data-end=\"3487\"\u003e\n\u003cp data-start=\"3433\" data-end=\"3487\"\u003e\u003cstrong data-start=\"3433\" data-end=\"3451\"\u003eDrop-in nozzle\u003c\/strong\u003e for PolarStar Kythera HPA engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3488\" data-end=\"3558\"\u003e\n\u003cp data-start=\"3490\" data-end=\"3558\"\u003e\u003cstrong data-start=\"3490\" data-end=\"3520\"\u003ePremium brass construction\u003c\/strong\u003e for durability and smooth operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3559\" data-end=\"3639\"\u003e\n\u003cp data-start=\"3561\" data-end=\"3639\"\u003e\u003cstrong data-start=\"3561\" data-end=\"3588\"\u003eUniversal compatibility\u003c\/strong\u003e with numbered nozzle system for various replicas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3640\" data-end=\"3699\"\u003e\n\u003cp data-start=\"3642\" data-end=\"3699\"\u003e\u003cstrong data-start=\"3642\" data-end=\"3663\"\u003eK-prefixed models\u003c\/strong\u003e for non-standard cylinder designs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3700\" data-end=\"3768\"\u003e\n\u003cp data-start=\"3702\" data-end=\"3768\"\u003e\u003cstrong data-start=\"3702\" data-end=\"3729\"\u003eMarked numbering system\u003c\/strong\u003e for quick identification (except #1)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3769\" data-end=\"3800\"\u003e\n\u003cp data-start=\"3771\" data-end=\"3800\"\u003e\u003cstrong data-start=\"3771\" data-end=\"3788\"\u003eManufacturer:\u003c\/strong\u003e PolarStar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3802\" data-end=\"3805\"\u003e\n\u003ch3 data-start=\"3807\" data-end=\"3848\"\u003e\u003cstrong data-start=\"3811\" data-end=\"3846\"\u003eUpgrade Your Kythera HPA Engine\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3850\" data-end=\"4172\"\u003eThe \u003cstrong data-start=\"3854\" data-end=\"3892\"\u003ePolarStar Kythera® SA Nozzle (#K1)\u003c\/strong\u003e is an essential component for any airsoft player seeking \u003cstrong data-start=\"3950\" data-end=\"4002\"\u003eprecision, consistency, and long-term durability\u003c\/strong\u003e. By ensuring a reliable air seal and smooth operation, this nozzle enhances the performance of your HPA engine while offering flexibility for a wide range of replicas.\u003c\/p\u003e\n\u003cp data-start=\"4174\" data-end=\"4363\"\u003eWhether you’re building a new setup or replacing worn components, the #K1 Kythera nozzle provides professional-grade quality that keeps your rifle performing at its best, shot after shot.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994939932902,"sku":"22824","price":43.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/6189_pstar-78076-removebg-preview-1.png?v=1784175321"},{"product_id":"polarstar-v3-g36-fusion-engine-air-nozzle-red","title":"PolarStar Air Nozzle for Fusion Engine Airsoft EPAR - (Color: Red \/ V3 G36)","description":"\u003ch1 data-start=\"0\" data-end=\"59\"\u003ePolarStar Air Nozzle — Fusion Engine EPAR (V3 G36, Red)\u003c\/h1\u003e\n\u003cp data-start=\"60\" data-end=\"123\"\u003e\u003cstrong data-start=\"60\" data-end=\"123\"\u003ePrecision velocity control for your Fusion Engine G36 build\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"125\" data-end=\"566\"\u003eUpgrade your PolarStar Fusion Engine with the \u003cstrong data-start=\"171\" data-end=\"210\"\u003ePolarStar Air Nozzle (V3 G36 — Red)\u003c\/strong\u003e — a CNC-machined, drop-in nozzle engineered to tame velocity, improve consistency, and deliver rock-solid performance in Ver.3 Fusion systems and G36 series AEG rifles. If you run a Fusion Engine and want predictable FPS numbers without constant tuning, this nozzle gives you mechanical control over maximum velocity while fitting cleanly into your build.\u003c\/p\u003e\n\u003chr data-start=\"568\" data-end=\"571\"\u003e\n\u003ch2 data-start=\"573\" data-end=\"599\"\u003eWhy this nozzle matters\u003c\/h2\u003e\n\u003cp data-start=\"600\" data-end=\"954\"\u003eThe nozzle is the critical metering interface between your HPA\/air system and the BB — tiny changes in length, bore, or seal can swing FPS and consistency dramatically. PolarStar’s V3 G36 nozzle is manufactured to precise tolerances so your Fusion Engine behaves predictably: better air efficiency, repeatable velocities, and easier tuning at the chrono.\u003c\/p\u003e\n\u003chr data-start=\"956\" data-end=\"959\"\u003e\n\u003ch2 data-start=\"961\" data-end=\"1003\"\u003eKey performance (0.20 g BB @ 120 PSI)\u003c\/h2\u003e\n\u003cp data-start=\"1004\" data-end=\"1109\"\u003ePolarStar publishes practical maximum velocity benchmarks so you can match parts to your desired setup:\u003c\/p\u003e\n\u003cul data-start=\"1110\" data-end=\"1224\"\u003e\n\u003cli data-start=\"1110\" data-end=\"1148\"\u003e\n\u003cp data-start=\"1112\" data-end=\"1148\"\u003e\u003cstrong data-start=\"1112\" data-end=\"1146\"\u003e275 mm inner barrel → ~500 FPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1149\" data-end=\"1187\"\u003e\n\u003cp data-start=\"1151\" data-end=\"1187\"\u003e\u003cstrong data-start=\"1151\" data-end=\"1185\"\u003e380 mm inner barrel → ~550 FPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1188\" data-end=\"1224\"\u003e\n\u003cp data-start=\"1190\" data-end=\"1224\"\u003e\u003cstrong data-start=\"1190\" data-end=\"1224\"\u003e509 mm inner barrel → ~590 FPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1226\" data-end=\"1491\"\u003eThose numbers represent expected maximum velocity at \u003cstrong data-start=\"1279\" data-end=\"1305\"\u003e0.20 g BBs and 120 PSI\u003c\/strong\u003e. Use them as a baseline — actual field numbers will vary with BB brand, hop-up, and regulator settings — but they’re an excellent, honest guide for building a compliant and tuned rifle.\u003c\/p\u003e\n\u003chr data-start=\"1493\" data-end=\"1496\"\u003e\n\u003ch2 data-start=\"1498\" data-end=\"1532\"\u003ePrecision engineering \u0026amp; fitment\u003c\/h2\u003e\n\u003cul data-start=\"1533\" data-end=\"2303\"\u003e\n\u003cli data-start=\"1533\" data-end=\"1646\"\u003e\n\u003cp data-start=\"1535\" data-end=\"1646\"\u003e\u003cstrong data-start=\"1535\" data-end=\"1551\"\u003eCNC machined\u003c\/strong\u003e for razor-tight tolerances and consistent internal bore geometry — no hand-fitting required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1647\" data-end=\"1782\"\u003e\n\u003cp data-start=\"1649\" data-end=\"1782\"\u003e\u003cstrong data-start=\"1649\" data-end=\"1668\"\u003eEasy to install\u003c\/strong\u003e: designed for straightforward replacement in PolarStar Ver.3 Fusion engines and compatible \u003cstrong data-start=\"1760\" data-end=\"1774\"\u003eG36 series\u003c\/strong\u003e AEGs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1783\" data-end=\"1911\"\u003e\n\u003cp data-start=\"1785\" data-end=\"1911\"\u003e\u003cstrong data-start=\"1785\" data-end=\"1802\"\u003eNozzle color:\u003c\/strong\u003e high-visibility \u003cstrong data-start=\"1819\" data-end=\"1826\"\u003eRed\u003c\/strong\u003e for quick identification during maintenance or if you run multiple nozzle lengths.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1912\" data-end=\"2021\"\u003e\n\u003cp data-start=\"1914\" data-end=\"2021\"\u003e\u003cstrong data-start=\"1914\" data-end=\"1928\"\u003eBore size:\u003c\/strong\u003e \u003cstrong data-start=\"1929\" data-end=\"1943\"\u003e0.1610 in.\u003c\/strong\u003e — precisely controlled to stabilize airflow and shot-to-shot repeatability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2022\" data-end=\"2143\"\u003e\n\u003cp data-start=\"2024\" data-end=\"2143\"\u003e\u003cstrong data-start=\"2024\" data-end=\"2042\"\u003eNozzle length:\u003c\/strong\u003e \u003cstrong data-start=\"2043\" data-end=\"2056\"\u003e1.895 in.\u003c\/strong\u003e — optimized for the Fusion V3\/G36 geometry to ensure correct engagement and feeding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2144\" data-end=\"2303\"\u003e\n\u003cp data-start=\"2146\" data-end=\"2303\"\u003e\u003cstrong data-start=\"2146\" data-end=\"2163\"\u003eO-Ring specs:\u003c\/strong\u003e external O-ring \u003cstrong data-start=\"2180\" data-end=\"2191\"\u003e014-70D\u003c\/strong\u003e and internal O-ring \u003cstrong data-start=\"2212\" data-end=\"2231\"\u003e7mm x 1.5mm-70D\u003c\/strong\u003e, chosen for seal reliability and long life under high-pressure cycling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2305\" data-end=\"2308\"\u003e\n\u003ch2 data-start=\"2310\" data-end=\"2345\"\u003eWhat this gives you in the field\u003c\/h2\u003e\n\u003cul data-start=\"2346\" data-end=\"2759\"\u003e\n\u003cli data-start=\"2346\" data-end=\"2452\"\u003e\n\u003cp data-start=\"2348\" data-end=\"2452\"\u003e\u003cstrong data-start=\"2348\" data-end=\"2380\"\u003ePredictable maximum velocity\u003c\/strong\u003e — build to chrono numbers you can rely on and keep matches compliant.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2453\" data-end=\"2544\"\u003e\n\u003cp data-start=\"2455\" data-end=\"2544\"\u003e\u003cstrong data-start=\"2455\" data-end=\"2482\"\u003eImproved air efficiency\u003c\/strong\u003e — better sealing and flow reduces wasted air between shots.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2545\" data-end=\"2645\"\u003e\n\u003cp data-start=\"2547\" data-end=\"2645\"\u003e\u003cstrong data-start=\"2547\" data-end=\"2586\"\u003eConsistent shot-to-shot performance\u003c\/strong\u003e — uniform nozzle bore and length reduce velocity spread.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2646\" data-end=\"2759\"\u003e\n\u003cp data-start=\"2648\" data-end=\"2759\"\u003e\u003cstrong data-start=\"2648\" data-end=\"2667\"\u003eQuick servicing\u003c\/strong\u003e — color coding and drop-in fit make swaps and spares easy during events or in the workshop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2761\" data-end=\"2764\"\u003e\n\u003ch2 data-start=\"2766\" data-end=\"2798\"\u003eRecommended use \u0026amp; tuning tips\u003c\/h2\u003e\n\u003cul data-start=\"2799\" data-end=\"3254\"\u003e\n\u003cli data-start=\"2799\" data-end=\"2954\"\u003e\n\u003cp data-start=\"2801\" data-end=\"2954\"\u003eUse the published FPS figures as a starting point. Fine-tune regulator pressure and hop-up after installation to lock in your desired FPS and accuracy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2955\" data-end=\"3105\"\u003e\n\u003cp data-start=\"2957\" data-end=\"3105\"\u003eMatch inner barrel length to your performance goals: shorter barrels for CQB, longer for range. The nozzle’s numbers help you predict the outcome.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3106\" data-end=\"3254\"\u003e\n\u003cp data-start=\"3108\" data-end=\"3254\"\u003eInspect and lightly lubricate O-rings during installation to ensure a perfect seal and extended O-ring life. Replace O-rings if nicked or swollen.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3256\" data-end=\"3259\"\u003e\n\u003ch2 data-start=\"3261\" data-end=\"3281\"\u003eTechnical summary\u003c\/h2\u003e\n\u003cul data-start=\"3282\" data-end=\"3645\"\u003e\n\u003cli data-start=\"3282\" data-end=\"3339\"\u003e\n\u003cp data-start=\"3284\" data-end=\"3339\"\u003e\u003cstrong data-start=\"3284\" data-end=\"3294\"\u003eModel:\u003c\/strong\u003e PolarStar Air Nozzle — V3 G36 \/ EPAR (Red)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3340\" data-end=\"3415\"\u003e\n\u003cp data-start=\"3342\" data-end=\"3415\"\u003e\u003cstrong data-start=\"3342\" data-end=\"3360\"\u003eCompatibility:\u003c\/strong\u003e PolarStar Fusion Engine Ver.3; G36 series AEG rifles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3416\" data-end=\"3445\"\u003e\n\u003cp data-start=\"3418\" data-end=\"3445\"\u003e\u003cstrong data-start=\"3418\" data-end=\"3432\"\u003eBore Size:\u003c\/strong\u003e 0.1610 in.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3446\" data-end=\"3478\"\u003e\n\u003cp data-start=\"3448\" data-end=\"3478\"\u003e\u003cstrong data-start=\"3448\" data-end=\"3466\"\u003eNozzle Length:\u003c\/strong\u003e 1.895 in.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3479\" data-end=\"3511\"\u003e\n\u003cp data-start=\"3481\" data-end=\"3511\"\u003e\u003cstrong data-start=\"3481\" data-end=\"3501\"\u003eExternal O-Ring:\u003c\/strong\u003e 014-70D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3512\" data-end=\"3552\"\u003e\n\u003cp data-start=\"3514\" data-end=\"3552\"\u003e\u003cstrong data-start=\"3514\" data-end=\"3534\"\u003eInternal O-Ring:\u003c\/strong\u003e 7mm x 1.5mm-70D\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3553\" data-end=\"3645\"\u003e\n\u003cp data-start=\"3555\" data-end=\"3645\"\u003e\u003cstrong data-start=\"3555\" data-end=\"3590\"\u003ePerformance (0.20 g @ 120 PSI):\u003c\/strong\u003e 275 mm → 500 FPS \/ 380 mm → 550 FPS \/ 509 mm → 590 FPS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3647\" data-end=\"3650\"\u003e\n\u003ch2 data-start=\"3652\" data-end=\"3665\"\u003eFinal word\u003c\/h2\u003e\n\u003cp data-start=\"3666\" data-end=\"4040\"\u003eWhether you’re building a DMR-style G36, dialing in a competition-ready HPA setup, or carrying spares for events, the \u003cstrong data-start=\"3784\" data-end=\"3821\"\u003ePolarStar V3 G36 Air Nozzle (Red)\u003c\/strong\u003e is a precision, shop-grade component that makes velocity predictable and tuning simpler. CNC quality, reliable seals, and clear published velocity targets make it an essential upgrade for serious Fusion Engine users.\u003c\/p\u003e\n\u003cp data-start=\"4042\" data-end=\"4125\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eUpgrade your engine — install the PolarStar V3 G36 nozzle and tune with confidence.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994942193894,"sku":"42489","price":37.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/6233_ps-noz-g36-rd-removebg-preview.png?v=1784175323"},{"product_id":"polarstar-f2-nozzle-classic-army-g36k","title":"PolarStar F2 Nozzle | HPA Internal Upgrades ( #20 Classic Army G36K )","description":"\u003cp data-start=\"133\" data-end=\"647\"\u003eUpgrade your HPA setup with precision-engineered performance using the \u003cstrong data-start=\"204\" data-end=\"249\"\u003ePolarStar F2 Nozzle for Classic Army G36K\u003c\/strong\u003e. Built from high-quality metal and CNC machined to exact tolerances, this nozzle is designed to deliver optimal airflow regulation and FPS consistency for your \u003cstrong data-start=\"410\" data-end=\"433\"\u003ePolarStar F2 system\u003c\/strong\u003e. Whether you're retrofitting a new build or replacing a damaged nozzle, the F2 nozzle ensures long-lasting reliability and fine-tuned performance for serious airsoft players who demand precision from every shot.\u003c\/p\u003e\n\u003ch4 data-start=\"649\" data-end=\"696\"\u003e\u003cstrong data-start=\"654\" data-end=\"696\"\u003eEngineered for the PolarStar F2 System\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"697\" data-end=\"1216\"\u003eThe \u003cstrong data-start=\"701\" data-end=\"717\"\u003ePolarStar F2\u003c\/strong\u003e is one of the most advanced HPA (High-Pressure Air) systems available, offering customizable performance through fine air control and modular internal components. The \u003cstrong data-start=\"885\" data-end=\"917\"\u003e#20 Classic Army G36K nozzle\u003c\/strong\u003e is made specifically to fit the G36K platform, ensuring a perfect seal and optimal velocity regulation. Designed by PolarStar’s in-house engineers, this nozzle maintains consistent pressure delivery across a wide range of airsoft scenarios — from close-quarter battle (CQB) to outdoor field play.\u003c\/p\u003e\n\u003ch4 data-start=\"1218\" data-end=\"1268\"\u003e\u003cstrong data-start=\"1223\" data-end=\"1268\"\u003ePrecision CNC Machined Metal Construction\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"1269\" data-end=\"1665\"\u003eEach PolarStar F2 nozzle is \u003cstrong data-start=\"1297\" data-end=\"1332\"\u003eCNC machined from durable metal\u003c\/strong\u003e to guarantee consistent air output and airtight performance. The robust construction resists wear and tear even under high rates of fire, making it perfect for players running high-performance setups. The metal body provides stability under pressure, improving efficiency and eliminating air leaks that can affect FPS consistency.\u003c\/p\u003e\n\u003ch4 data-start=\"1667\" data-end=\"1725\"\u003e\u003cstrong data-start=\"1672\" data-end=\"1725\"\u003ePerfect Fit for Classic Army G36K AEG Conversions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"1726\" data-end=\"2169\"\u003eThis \u003cstrong data-start=\"1731\" data-end=\"1751\"\u003e#20 model nozzle\u003c\/strong\u003e is specifically compatible with the \u003cstrong data-start=\"1788\" data-end=\"1822\"\u003eClassic Army G36K (V3 gearbox)\u003c\/strong\u003e, offering a seamless retrofit for PolarStar F2 users. The exact length and diameter are engineered to match the platform’s chamber and hop-up alignment, providing perfect feeding and precise BB trajectory. With a bore size and design optimized for HPA air delivery, you’ll experience tighter FPS groupings and smoother shot-to-shot consistency.\u003c\/p\u003e\n\u003ch4 data-start=\"2171\" data-end=\"2219\"\u003e\u003cstrong data-start=\"2176\" data-end=\"2219\"\u003eReplace or Upgrade — Reliable and Ready\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"2220\" data-end=\"2574\"\u003eOver time, nozzles can wear out due to constant cycling and high-pressure stress. The \u003cstrong data-start=\"2306\" data-end=\"2329\"\u003ePolarStar F2 Nozzle\u003c\/strong\u003e serves as a direct replacement or upgrade to restore your system’s original power and efficiency. It’s easy to install and integrates flawlessly into your existing F2 setup, allowing you to maintain top-tier performance with minimal downtime.\u003c\/p\u003e\n\u003ch4 data-start=\"2576\" data-end=\"2634\"\u003e\u003cstrong data-start=\"2581\" data-end=\"2634\"\u003ePart of the PolarStar Nozzle Compatibility System\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"2635\" data-end=\"3020\"\u003ePolarStar’s innovative \u003cstrong data-start=\"2658\" data-end=\"2688\"\u003eNozzle Compatibility Chart\u003c\/strong\u003e ensures that you can match your system precisely to your airsoft gun. This \u003cstrong data-start=\"2764\" data-end=\"2783\"\u003e#20 G36K nozzle\u003c\/strong\u003e is part of an extensive lineup that supports various models including AK, SCAR, M249, M4, SR-25, and more. By choosing the correct nozzle for your platform, you ensure accurate FPS output, optimized air volume, and consistent results.\u003c\/p\u003e\n\u003ch4 data-start=\"3022\" data-end=\"3051\"\u003e\u003cstrong data-start=\"3027\" data-end=\"3051\"\u003eWhy Choose PolarStar\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"3052\" data-end=\"3446\"\u003eAs one of the most trusted names in HPA technology, \u003cstrong data-start=\"3104\" data-end=\"3125\"\u003ePolarStar Airsoft\u003c\/strong\u003e continues to set the standard for innovation, reliability, and precision. Every component — from regulators to nozzles — is designed to give you total control over your rifle’s performance. With the F2 Nozzle for Classic Army G36K, you’re investing in engineering excellence that elevates your build and your gameplay.\u003c\/p\u003e\n\u003ch4 data-start=\"3448\" data-end=\"3470\"\u003e\u003cstrong data-start=\"3453\" data-end=\"3470\"\u003eKey Features:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"3471\" data-end=\"3888\"\u003e\n\u003cli data-start=\"3471\" data-end=\"3552\"\u003e\n\u003cp data-start=\"3473\" data-end=\"3552\"\u003e\u003cstrong data-start=\"3473\" data-end=\"3521\"\u003eHigh-quality CNC machined metal construction\u003c\/strong\u003e for durability and precision\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3553\" data-end=\"3597\"\u003e\n\u003cp data-start=\"3555\" data-end=\"3597\"\u003e\u003cstrong data-start=\"3555\" data-end=\"3595\"\u003eDesigned for the PolarStar F2 system\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3598\" data-end=\"3662\"\u003e\n\u003cp data-start=\"3600\" data-end=\"3662\"\u003e\u003cstrong data-start=\"3600\" data-end=\"3660\"\u003eModel #20 compatible with Classic Army G36K (V3 gearbox)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3663\" data-end=\"3719\"\u003e\n\u003cp data-start=\"3665\" data-end=\"3719\"\u003e\u003cstrong data-start=\"3665\" data-end=\"3717\"\u003eEnsures stable FPS and consistent air efficiency\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3720\" data-end=\"3778\"\u003e\n\u003cp data-start=\"3722\" data-end=\"3778\"\u003e\u003cstrong data-start=\"3722\" data-end=\"3776\"\u003ePerfect for retrofit builds or nozzle replacements\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3779\" data-end=\"3830\"\u003e\n\u003cp data-start=\"3781\" data-end=\"3830\"\u003e\u003cstrong data-start=\"3781\" data-end=\"3828\"\u003eOptimized fit and seal for peak performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3831\" data-end=\"3888\"\u003e\n\u003cp data-start=\"3833\" data-end=\"3888\"\u003e\u003cstrong data-start=\"3833\" data-end=\"3886\"\u003ePart of PolarStar’s extensive compatibility chart\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3890\" data-end=\"4138\"\u003eWhether you’re tuning your rifle for competitive airsoft play or restoring your F2 system to peak condition, the \u003cstrong data-start=\"4003\" data-end=\"4048\"\u003ePolarStar F2 Nozzle for Classic Army G36K\u003c\/strong\u003e delivers unmatched quality, reliability, and performance that only PolarStar can offer.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994942947558,"sku":"10000952","price":47.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/6235_f2_nz__32730.png?v=1784175323"},{"product_id":"polarstar-jack-hpa-engine-air-nozzle-mp5-a4-tfb-echo1","title":"PolarStar Airsoft JACK HPA Engine Air Nozzle for Airsoft Rifles (Model: MP5-A4, TFB, Echo1)","description":"\u003ch1\u003ePolarStar Airsoft JACK HPA Engine Air Nozzle for Airsoft Rifles (MP5-A4 \/ TFB \/ Echo1)\u003c\/h1\u003e\n\u003ch2\u003eGenuine PolarStar Replacement Nozzle for MP5 JACK HPA Builds\u003c\/h2\u003e\n\u003cp\u003eMaintain peak performance from your HPA-powered MP5 with the \u003cstrong\u003ePolarStar Airsoft JACK HPA Engine Air Nozzle (MP5-A4 \/ TFB \/ Echo1 Model)\u003c\/strong\u003e. Precision engineered by \u003cstrong\u003ePolarStar\u003c\/strong\u003e, this genuine replacement nozzle is specifically designed for \u003cstrong\u003ePolarStar JACK HPA Engines\u003c\/strong\u003e installed in compatible \u003cstrong\u003eTokyo Marui, Echo1, CYMA, and other MP5A4-style Airsoft AEG rifles\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003eprecision-machined Delrin\u003c\/strong\u003e, this OEM replacement nozzle delivers excellent durability, low friction, and consistent air sealing to ensure reliable feeding and stable FPS. Whether you're replacing a worn component, rebuilding your HPA engine, or keeping spare maintenance parts on hand, using the correct factory nozzle is essential for maintaining the outstanding reliability that PolarStar systems are known for.\u003c\/p\u003e\n\u003cp\u003eIf you're serious about HPA performance, genuine PolarStar replacement parts help keep your rifle running smoothly every time you step onto the field.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eGenuine PolarStar OEM Replacement\u003c\/h2\u003e\n\u003cp\u003eNot all replacement parts are manufactured to the same standards.\u003c\/p\u003e\n\u003cp\u003eThis air nozzle is an \u003cstrong\u003eofficial PolarStar OEM component\u003c\/strong\u003e, built specifically for the \u003cstrong\u003ePolarStar JACK HPA Engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFactory-spec replacement parts help ensure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProper fitment\u003c\/li\u003e\n\u003cli\u003eReliable operation\u003c\/li\u003e\n\u003cli\u003eConsistent air seal\u003c\/li\u003e\n\u003cli\u003eCorrect feeding geometry\u003c\/li\u003e\n\u003cli\u003eLong-term durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing original PolarStar components minimizes compatibility issues and helps preserve the performance of your HPA system.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrecision Machined Delrin Construction\u003c\/h2\u003e\n\u003cp\u003eThe nozzle is manufactured from \u003cstrong\u003ehigh-performance machined Delrin\u003c\/strong\u003e, an engineering-grade polymer widely used in premium HPA and AEG components.\u003c\/p\u003e\n\u003cp\u003eAdvantages of Delrin include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtremely low friction\u003c\/li\u003e\n\u003cli\u003eExcellent wear resistance\u003c\/li\u003e\n\u003cli\u003eHigh dimensional stability\u003c\/li\u003e\n\u003cli\u003eSmooth cycling\u003c\/li\u003e\n\u003cli\u003eLong service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts naturally self-lubricating characteristics help reduce unnecessary wear while maintaining smooth nozzle movement throughout thousands of firing cycles.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned for MP5 JACK Builds\u003c\/h2\u003e\n\u003cp\u003eThis replacement nozzle is designed specifically for \u003cstrong\u003ePolarStar JACK HPA Engines\u003c\/strong\u003e installed in compatible MP5 platforms.\u003c\/p\u003e\n\u003cp\u003eSupported platforms include many:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTokyo Marui MP5A4\u003c\/li\u003e\n\u003cli\u003eEcho1 MP5\u003c\/li\u003e\n\u003cli\u003eCYMA MP5\u003c\/li\u003e\n\u003cli\u003eOther compatible MP5A4-style Airsoft AEG rifles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways verify compatibility with your specific build before installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eConsistent Air Seal \u0026amp; Feeding\u003c\/h2\u003e\n\u003cp\u003eThe air nozzle is one of the most important components in any HPA engine.\u003c\/p\u003e\n\u003cp\u003eProper nozzle fitment directly affects:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAir seal efficiency\u003c\/li\u003e\n\u003cli\u003eBB feeding consistency\u003c\/li\u003e\n\u003cli\u003eFPS stability\u003c\/li\u003e\n\u003cli\u003eAir consumption\u003c\/li\u003e\n\u003cli\u003eOverall shot consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplacing a worn or damaged nozzle can significantly improve your rifle's reliability and restore optimal performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePerfect for Maintenance\u003c\/h2\u003e\n\u003cp\u003eHigh-performance HPA systems experience normal wear over time—especially when subjected to high rates of fire and heavy use.\u003c\/p\u003e\n\u003cp\u003eThis replacement nozzle is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine maintenance\u003c\/li\u003e\n\u003cli\u003ePreventive servicing\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds\u003c\/li\u003e\n\u003cli\u003eSpare parts kits\u003c\/li\u003e\n\u003cli\u003eCompetition rifles\u003c\/li\u003e\n\u003cli\u003eHigh-round-count HPA builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKeeping replacement parts readily available helps reduce downtime and keeps your rifle game-ready.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFactory Dimensions\u003c\/h2\u003e\n\u003cp\u003eThe nozzle measures approximately \u003cstrong\u003e1.75 inches\u003c\/strong\u003e in length and is manufactured to PolarStar's exact specifications.\u003c\/p\u003e\n\u003cp\u003eFactory dimensions ensure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProper alignment\u003c\/li\u003e\n\u003cli\u003eReliable feeding\u003c\/li\u003e\n\u003cli\u003eStable air seal\u003c\/li\u003e\n\u003cli\u003eSmooth engine cycling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCorrect nozzle geometry is essential for maintaining peak HPA performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTrusted by HPA Players Worldwide\u003c\/h2\u003e\n\u003cp\u003ePolarStar has become one of the most respected names in the HPA industry thanks to its commitment to precision engineering and reliability.\u003c\/p\u003e\n\u003cp\u003eChoosing genuine replacement components helps ensure your JACK engine continues to perform exactly as intended.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e✔ Genuine PolarStar OEM replacement part\u003c\/p\u003e\n\u003cp\u003e✔ Designed for PolarStar JACK HPA Engines\u003c\/p\u003e\n\u003cp\u003e✔ Precision machined Delrin construction\u003c\/p\u003e\n\u003cp\u003e✔ Low-friction operation\u003c\/p\u003e\n\u003cp\u003e✔ Excellent wear resistance\u003c\/p\u003e\n\u003cp\u003e✔ Reliable air seal\u003c\/p\u003e\n\u003cp\u003e✔ Consistent BB feeding\u003c\/p\u003e\n\u003cp\u003e✔ Approximately 1.75\" length\u003c\/p\u003e\n\u003cp\u003e✔ Compatible with Tokyo Marui, Echo1, CYMA MP5A4 platforms and other compatible builds\u003c\/p\u003e\n\u003cp\u003e✔ Ideal for maintenance and repairs\u003c\/p\u003e\n\u003cp\u003e✔ Manufactured by PolarStar\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose a Genuine PolarStar Nozzle?\u003c\/h2\u003e\n\u003cp\u003eEvery component inside your HPA engine plays an important role in overall performance.\u003c\/p\u003e\n\u003cp\u003eThe genuine PolarStar MP5 JACK nozzle is manufactured to precise tolerances, ensuring reliable feeding, efficient air usage, and consistent shot-to-shot performance. By choosing an OEM replacement part, you're investing in long-term reliability and protecting the performance of your HPA system.\u003c\/p\u003e\n\u003cp\u003eWhether you're rebuilding an older engine or preparing for your next event, genuine PolarStar components deliver the quality serious HPA players expect.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eThe PolarStar Airsoft JACK HPA Engine Air Nozzle for MP5-A4, TFB, and Echo1 platforms is a genuine OEM replacement engineered for dependable performance and long-term durability. Featuring precision-machined Delrin construction, factory-spec dimensions, and optimized compatibility with PolarStar JACK HPA systems, it delivers the consistent air seal, reliable feeding, and smooth operation that serious HPA players demand from one of the industry's most trusted manufacturers.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994943242470,"sku":"67384","price":44.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/9982_sj-nz-2-asm-jukebox-bg-removed.png?v=1784175323"},{"product_id":"polarstar-kythera-m3-orifice-screw-019","title":"PolarStar Kythera M3 Orifice Screw ( Size 0.19\" )","description":"\u003cp data-start=\"151\" data-end=\"606\"\u003eFine-tune your HPA system’s performance with the \u003cstrong data-start=\"200\" data-end=\"251\"\u003ePolarStar Kythera M3 Orifice Screw (Size 0.19\")\u003c\/strong\u003e, a precision-engineered metering screw designed to regulate the nozzle return speed in your \u003cstrong data-start=\"344\" data-end=\"358\"\u003eKythera SA\u003c\/strong\u003e system. Built to PolarStar’s exacting standards, this orifice screw gives advanced airsoft technicians and enthusiasts the ability to customize their rifle’s air efficiency, cycle timing, and rate of fire for optimal reliability and performance.\u003c\/p\u003e\n\u003ch4 data-start=\"608\" data-end=\"654\"\u003e\u003cstrong data-start=\"613\" data-end=\"654\"\u003ePrecision Control for HPA Performance\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"655\" data-end=\"1158\"\u003eAt the heart of the PolarStar Kythera’s mechanical system is a metering screw that controls airflow into the dump chamber. The \u003cstrong data-start=\"782\" data-end=\"802\"\u003eM3 orifice screw\u003c\/strong\u003e features a precision-machined internal orifice that determines how quickly the nozzle returns to its forward position. A smaller orifice slows down the nozzle speed, while a larger one allows faster cycling. The \u003cstrong data-start=\"1015\" data-end=\"1029\"\u003e0.19\" size\u003c\/strong\u003e strikes a perfect balance — offering smooth, consistent feeding and controlled return motion without sacrificing rate of fire.\u003c\/p\u003e\n\u003cp data-start=\"1160\" data-end=\"1342\"\u003eWhether you’re optimizing for smooth semi-auto precision or balancing high-speed automatic performance, this orifice screw helps you achieve the ideal timing for your unique setup.\u003c\/p\u003e\n\u003ch4 data-start=\"1344\" data-end=\"1394\"\u003e\u003cstrong data-start=\"1349\" data-end=\"1394\"\u003eFine-Tuning Nozzle Speed and Rate of Fire\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"1395\" data-end=\"1823\"\u003ePolarStar designed the Kythera SA to be fully mechanical yet adjustable in key aspects of its operation. The M3 orifice screw directly influences how fast air refills the dump chamber, which in turn affects the nozzle’s forward movement. A \u003cstrong data-start=\"1635\" data-end=\"1672\"\u003esmaller orifice size reduces flow\u003c\/strong\u003e, slowing the nozzle’s return and lowering rate of fire — ideal for high-pressure setups or situations where you want maximum control over each shot.\u003c\/p\u003e\n\u003cp data-start=\"1825\" data-end=\"2077\"\u003eAs of \u003cstrong data-start=\"1831\" data-end=\"1853\"\u003eserial number 4581\u003c\/strong\u003e, Kythera SA units ship with a \u003cstrong data-start=\"1884\" data-end=\"1910\"\u003e0.024\" screw installed\u003c\/strong\u003e as standard. The \u003cstrong data-start=\"1928\" data-end=\"1945\"\u003e0.19\" orifice\u003c\/strong\u003e provides slightly slower nozzle speed, making it perfect for players who prefer a balanced firing response with reliable feeding.\u003c\/p\u003e\n\u003ch4 data-start=\"2079\" data-end=\"2126\"\u003e\u003cstrong data-start=\"2084\" data-end=\"2126\"\u003eOrifice Size and Pressure Relationship\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"2127\" data-end=\"2595\"\u003eOne key factor to understand is how \u003cstrong data-start=\"2163\" data-end=\"2209\"\u003einput pressure interacts with orifice size\u003c\/strong\u003e. Smaller orifices limit recharge rate and reduce nozzle speed at the same air pressure. However, in most cases, these smaller orifices are used at higher input pressures — where air velocity is naturally increased. This means that while the orifice reduces speed, it helps maintain a consistent firing rhythm and prevents over-cycling that could cause feeding issues or double feeds.\u003c\/p\u003e\n\u003cp data-start=\"2597\" data-end=\"2865\"\u003eIf your Kythera system is already cycling reliably, there’s typically little to gain from drastically reducing nozzle speed. The \u003cstrong data-start=\"2726\" data-end=\"2742\"\u003e0.015\" screw\u003c\/strong\u003e, for instance, is designed for extreme flow reduction and is not recommended except in highly specific tuning scenarios.\u003c\/p\u003e\n\u003ch4 data-start=\"2867\" data-end=\"2912\"\u003e\u003cstrong data-start=\"2872\" data-end=\"2912\"\u003eEasy Installation — Handle with Care\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"2913\" data-end=\"3297\"\u003eEach \u003cstrong data-start=\"2918\" data-end=\"2956\"\u003ePolarStar Kythera M3 Orifice Screw\u003c\/strong\u003e is designed with a \u003cstrong data-start=\"2976\" data-end=\"2995\"\u003e1.5mm hex drive\u003c\/strong\u003e for precise installation. However, due to its small size and delicate machining, it’s important to use care when handling. The manufacturer strongly advises that the screw be installed \u003cstrong data-start=\"3181\" data-end=\"3202\"\u003efinger-tight only\u003c\/strong\u003e — no torque required — to prevent stripping the hex drive or damaging the screw’s threading.\u003c\/p\u003e\n\u003ch4 data-start=\"3299\" data-end=\"3338\"\u003e\u003cstrong data-start=\"3304\" data-end=\"3338\"\u003eCompatibility and Construction\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"3339\" data-end=\"3664\"\u003eThis metering screw is fully \u003cstrong data-start=\"3368\" data-end=\"3412\"\u003ecompatible with the PolarStar Kythera SA\u003c\/strong\u003e system, providing a direct drop-in replacement for your existing screw. Manufactured from high-quality materials under PolarStar’s strict quality control, it ensures precision airflow metering, durability, and long-term stability in your HPA system.\u003c\/p\u003e\n\u003ch4 data-start=\"3666\" data-end=\"3695\"\u003e\u003cstrong data-start=\"3671\" data-end=\"3695\"\u003eWhy Choose PolarStar\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-start=\"3696\" data-end=\"4114\"\u003e\u003cstrong data-start=\"3696\" data-end=\"3727\"\u003ePolarStar Precision Airsoft\u003c\/strong\u003e has been setting the gold standard for HPA innovation since 2009. From their industry-changing \u003cstrong data-start=\"3823\" data-end=\"3840\"\u003eFusion Engine\u003c\/strong\u003e to the fully mechanical \u003cstrong data-start=\"3865\" data-end=\"3879\"\u003eKythera SA\u003c\/strong\u003e, PolarStar continues to lead the market with unmatched reliability and precision craftsmanship. Every component — including small parts like the M3 Orifice Screw — reflects their commitment to performance and engineering excellence.\u003c\/p\u003e\n\u003cp data-start=\"4116\" data-end=\"4299\"\u003eWhen you choose PolarStar, you’re not just buying a part — you’re investing in a system designed by engineers, tested by professionals, and trusted by top airsoft players worldwide.\u003c\/p\u003e\n\u003chr data-start=\"4301\" data-end=\"4304\"\u003e\n\u003ch3 data-start=\"4306\" data-end=\"4327\"\u003e\u003cstrong data-start=\"4310\" data-end=\"4327\"\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"4328\" data-end=\"4765\"\u003e\n\u003cli data-start=\"4328\" data-end=\"4379\"\u003e\n\u003cp data-start=\"4330\" data-end=\"4379\"\u003eRegulates \u003cstrong data-start=\"4340\" data-end=\"4363\"\u003enozzle return speed\u003c\/strong\u003e and flow rate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4380\" data-end=\"4442\"\u003e\n\u003cp data-start=\"4382\" data-end=\"4442\"\u003e\u003cstrong data-start=\"4382\" data-end=\"4413\"\u003ePrecision orifice machining\u003c\/strong\u003e ensures consistent airflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4443\" data-end=\"4510\"\u003e\n\u003cp data-start=\"4445\" data-end=\"4510\"\u003e\u003cstrong data-start=\"4445\" data-end=\"4462\"\u003e0.19” orifice\u003c\/strong\u003e provides balanced performance for most setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4511\" data-end=\"4567\"\u003e\n\u003cp data-start=\"4513\" data-end=\"4567\"\u003eCompatible with \u003cstrong data-start=\"4529\" data-end=\"4553\"\u003ePolarStar Kythera SA\u003c\/strong\u003e HPA systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4568\" data-end=\"4633\"\u003e\n\u003cp data-start=\"4570\" data-end=\"4633\"\u003eAllows for \u003cstrong data-start=\"4581\" data-end=\"4598\"\u003ecustom tuning\u003c\/strong\u003e of nozzle speed and rate of fire\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4634\" data-end=\"4698\"\u003e\n\u003cp data-start=\"4636\" data-end=\"4698\"\u003e\u003cstrong data-start=\"4636\" data-end=\"4666\"\u003eDurable metal construction\u003c\/strong\u003e for longevity and reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4699\" data-end=\"4765\"\u003e\n\u003cp data-start=\"4701\" data-end=\"4765\"\u003eEasy installation with \u003cstrong data-start=\"4724\" data-end=\"4763\"\u003e1.5mm hex drive (finger tight only)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994943537382,"sku":"10001166","price":24.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/6237_3021-500x500-1.png?v=1784175324"},{"product_id":"polarstar-replacement-pressure-gauge-microreg-25mm","title":"PolarStar Replacement Pressure Gauge for MicroReg Air Regulators 0-220psi, 25mm","description":"\u003ch2 data-start=\"172\" data-end=\"261\"\u003e\u003cstrong data-start=\"175\" data-end=\"261\"\u003ePolarStar Replacement Pressure Gauge for MicroReg Air Regulators – 0-220 PSI, 25mm\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"263\" data-end=\"749\"\u003eKeep your HPA system running at peak performance with the \u003cstrong data-start=\"321\" data-end=\"361\"\u003ePolarStar Replacement Pressure Gauge\u003c\/strong\u003e, precision-engineered for \u003cstrong data-start=\"388\" data-end=\"420\"\u003eMicroReg Gen2 Micro Air Rigs\u003c\/strong\u003e. Built to PolarStar’s exacting standards, this drop-in replacement part delivers both the accuracy and durability you expect from a \u003cstrong data-start=\"553\" data-end=\"572\"\u003eMade in the USA\u003c\/strong\u003e airsoft component. Whether you’re swapping out a worn gauge or upgrading for reliability, this 25mm pressure gauge ensures you can monitor your output pressure with confidence.\u003c\/p\u003e\n\u003chr data-start=\"751\" data-end=\"754\"\u003e\n\u003ch3 data-start=\"756\" data-end=\"784\"\u003e\u003cstrong data-start=\"760\" data-end=\"784\"\u003eFeatures at a Glance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"785\" data-end=\"1246\"\u003e\n\u003cli data-start=\"785\" data-end=\"866\"\u003e\n\u003cp data-start=\"787\" data-end=\"866\"\u003e\u003cstrong data-start=\"787\" data-end=\"818\"\u003eAluminum Alloy Construction\u003c\/strong\u003e – Strong, lightweight, and resistant to wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"867\" data-end=\"951\"\u003e\n\u003cp data-start=\"869\" data-end=\"951\"\u003e\u003cstrong data-start=\"869\" data-end=\"888\"\u003e0-220 PSI Range\u003c\/strong\u003e – Perfect for tuning your HPA system to your field’s limits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"952\" data-end=\"1046\"\u003e\n\u003cp data-start=\"954\" data-end=\"1046\"\u003e\u003cstrong data-start=\"954\" data-end=\"975\"\u003e25mm Compact Size\u003c\/strong\u003e – Minimal footprint while offering clear, easy-to-read measurements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1047\" data-end=\"1155\"\u003e\n\u003cp data-start=\"1049\" data-end=\"1155\"\u003e\u003cstrong data-start=\"1049\" data-end=\"1072\"\u003eDrop-In Replacement\u003c\/strong\u003e – Designed specifically for \u003cstrong data-start=\"1101\" data-end=\"1118\"\u003eMicroReg Gen2\u003c\/strong\u003e regulators for quick installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1156\" data-end=\"1246\"\u003e\n\u003cp data-start=\"1158\" data-end=\"1246\"\u003e\u003cstrong data-start=\"1158\" data-end=\"1177\"\u003eMade in the USA\u003c\/strong\u003e – Manufactured to exact specifications for long-lasting performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1248\" data-end=\"1251\"\u003e\n\u003ch3 data-start=\"1253\" data-end=\"1275\"\u003e\u003cstrong data-start=\"1257\" data-end=\"1275\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1276\" data-end=\"1467\"\u003e\n\u003cli data-start=\"1276\" data-end=\"1303\"\u003e\n\u003cp data-start=\"1278\" data-end=\"1303\"\u003e\u003cstrong data-start=\"1278\" data-end=\"1287\"\u003eSize:\u003c\/strong\u003e 25mm diameter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1304\" data-end=\"1332\"\u003e\n\u003cp data-start=\"1306\" data-end=\"1332\"\u003e\u003cstrong data-start=\"1306\" data-end=\"1320\"\u003ePSI Range:\u003c\/strong\u003e 0-220 PSI\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1333\" data-end=\"1365\"\u003e\n\u003cp data-start=\"1335\" data-end=\"1365\"\u003e\u003cstrong data-start=\"1335\" data-end=\"1348\"\u003eMaterial:\u003c\/strong\u003e Aluminum Alloy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1366\" data-end=\"1417\"\u003e\n\u003cp data-start=\"1368\" data-end=\"1417\"\u003e\u003cstrong data-start=\"1368\" data-end=\"1386\"\u003eCompatibility:\u003c\/strong\u003e MicroReg Gen2 Micro Air Rigs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1418\" data-end=\"1467\"\u003e\n\u003cp data-start=\"1420\" data-end=\"1467\"\u003e\u003cstrong data-start=\"1420\" data-end=\"1437\"\u003eManufacturer:\u003c\/strong\u003e PolarStar Precision Airsoft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1469\" data-end=\"1551\"\u003e\u003cem data-start=\"1469\" data-end=\"1551\"\u003eNote: Output pressure may vary slightly depending on the tank’s output pressure.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-start=\"1553\" data-end=\"1556\"\u003e\n\u003ch3 data-start=\"1558\" data-end=\"1588\"\u003e\u003cstrong data-start=\"1562\" data-end=\"1588\"\u003eWhy This Gauge Matters\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1589\" data-end=\"1690\"\u003eWhen it comes to HPA airsoft systems, \u003cstrong data-start=\"1627\" data-end=\"1650\"\u003econsistency is king\u003c\/strong\u003e. A reliable pressure gauge helps you:\u003c\/p\u003e\n\u003cul data-start=\"1691\" data-end=\"1915\"\u003e\n\u003cli data-start=\"1691\" data-end=\"1763\"\u003e\n\u003cp data-start=\"1693\" data-end=\"1763\"\u003e\u003cstrong data-start=\"1693\" data-end=\"1715\"\u003eFine-tune your FPS\u003c\/strong\u003e to meet field limits and avoid chrono issues.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1764\" data-end=\"1835\"\u003e\n\u003cp data-start=\"1766\" data-end=\"1835\"\u003e\u003cstrong data-start=\"1766\" data-end=\"1801\"\u003eMaintain consistent performance\u003c\/strong\u003e by monitoring regulator output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1836\" data-end=\"1915\"\u003e\n\u003cp data-start=\"1838\" data-end=\"1915\"\u003e\u003cstrong data-start=\"1838\" data-end=\"1863\"\u003eDetect system changes\u003c\/strong\u003e that could affect accuracy, range, or efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1917\" data-end=\"2053\"\u003eWith this \u003cstrong data-start=\"1927\" data-end=\"1951\"\u003ePolarStar 25mm gauge\u003c\/strong\u003e, you’ll always know your exact pressure settings, allowing you to adapt your loadout to any scenario.\u003c\/p\u003e\n\u003chr data-start=\"2055\" data-end=\"2058\"\u003e\n\u003ch3 data-start=\"2060\" data-end=\"2095\"\u003e\u003cstrong data-start=\"2064\" data-end=\"2095\"\u003eBuilt for the MicroReg Gen2\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2096\" data-end=\"2435\"\u003eThis gauge is a \u003cstrong data-start=\"2112\" data-end=\"2162\"\u003edirect fit for the MicroReg Gen2 Micro Air Rig\u003c\/strong\u003e, meaning no modifications, no guesswork—just thread it in, tighten, and you’re ready to play. It’s built from high-grade \u003cstrong data-start=\"2284\" data-end=\"2302\"\u003ealuminum alloy\u003c\/strong\u003e for durability without adding unnecessary weight, making it perfect for competitive players who demand precision without compromise.\u003c\/p\u003e\n\u003chr data-start=\"2437\" data-end=\"2440\"\u003e\n\u003ch3 data-start=\"2442\" data-end=\"2470\"\u003e\u003cstrong data-start=\"2446\" data-end=\"2470\"\u003eDurable Construction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2471\" data-end=\"2744\"\u003eThe \u003cstrong data-start=\"2475\" data-end=\"2504\"\u003eanodized aluminum housing\u003c\/strong\u003e not only resists scratches and corrosion but also protects the internal mechanism from field impacts. This ensures your gauge remains accurate even after heavy use in rough environments like MOUT fields, CQB arenas, and outdoor skirmishes.\u003c\/p\u003e\n\u003chr data-start=\"2746\" data-end=\"2749\"\u003e\n\u003ch3 data-start=\"2751\" data-end=\"2782\"\u003e\u003cstrong data-start=\"2755\" data-end=\"2782\"\u003eMade in the USA Quality\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2783\" data-end=\"3050\"\u003ePolarStar manufactures this gauge in the United States, upholding strict engineering and production standards. Every unit is crafted with \u003cstrong data-start=\"2921\" data-end=\"2944\"\u003eprecision machining\u003c\/strong\u003e and \u003cstrong data-start=\"2949\" data-end=\"2975\"\u003equality control checks\u003c\/strong\u003e, ensuring you get a product that meets professional performance standards.\u003c\/p\u003e\n\u003chr data-start=\"3052\" data-end=\"3055\"\u003e\n\u003ch3 data-start=\"3057\" data-end=\"3098\"\u003e\u003cstrong data-start=\"3061\" data-end=\"3098\"\u003eAbout PolarStar Precision Airsoft\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3099\" data-end=\"3610\"\u003eFounded in 2009, \u003cstrong data-start=\"3116\" data-end=\"3129\"\u003ePolarStar\u003c\/strong\u003e revolutionized the airsoft world with the introduction of the \u003cstrong data-start=\"3192\" data-end=\"3229\"\u003epatented Fusion Engine HPA system\u003c\/strong\u003e. They shifted from simply upgrading AEGs to developing innovative, full-replacement HPA systems and accessories. As a division of \u003cstrong data-start=\"3360\" data-end=\"3395\"\u003ePolarStar Engineering \u0026amp; Machine\u003c\/strong\u003e, the brand combines decades of American manufacturing heritage with cutting-edge CAE\/CAD\/CAM design. Their \u003cstrong data-start=\"3503\" data-end=\"3522\"\u003eMade in the USA\u003c\/strong\u003e products are trusted worldwide for their \u003cstrong data-start=\"3564\" data-end=\"3609\"\u003eperformance, consistency, and reliability\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"3612\" data-end=\"3615\"\u003e\n\u003ch3 data-start=\"3617\" data-end=\"3636\"\u003e\u003cstrong data-start=\"3621\" data-end=\"3636\"\u003ePerfect For\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3637\" data-end=\"3833\"\u003e\n\u003cli data-start=\"3637\" data-end=\"3689\"\u003e\n\u003cp data-start=\"3639\" data-end=\"3689\"\u003ePlayers replacing a damaged or inaccurate gauge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3690\" data-end=\"3764\"\u003e\n\u003cp data-start=\"3692\" data-end=\"3764\"\u003eCompetitive shooters needing precise, on-the-fly pressure adjustments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3765\" data-end=\"3833\"\u003e\n\u003cp data-start=\"3767\" data-end=\"3833\"\u003eTechs and tinkerers who want an exact readout for tuning builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3835\" data-end=\"3838\"\u003e\n\u003ch3 data-start=\"3840\" data-end=\"3860\"\u003e\u003cstrong data-start=\"3844\" data-end=\"3860\"\u003eKey Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3861\" data-end=\"4155\"\u003e\n\u003cli data-start=\"3861\" data-end=\"3931\"\u003e\n\u003cp data-start=\"3863\" data-end=\"3931\"\u003e\u003cstrong data-start=\"3863\" data-end=\"3885\"\u003eAccurate Readings:\u003c\/strong\u003e Stay within FPS limits and avoid penalties.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3932\" data-end=\"4010\"\u003e\n\u003cp data-start=\"3934\" data-end=\"4010\"\u003e\u003cstrong data-start=\"3934\" data-end=\"3955\"\u003eEasy Maintenance:\u003c\/strong\u003e Simple to install and replace without special tools.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4011\" data-end=\"4078\"\u003e\n\u003cp data-start=\"4013\" data-end=\"4078\"\u003e\u003cstrong data-start=\"4013\" data-end=\"4039\"\u003eLightweight \u0026amp; Compact:\u003c\/strong\u003e Won’t interfere with your rig setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4079\" data-end=\"4155\"\u003e\n\u003cp data-start=\"4081\" data-end=\"4155\"\u003e\u003cstrong data-start=\"4081\" data-end=\"4107\"\u003eField-Ready Toughness:\u003c\/strong\u003e Withstands the demands of airsoft skirmishes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4157\" data-end=\"4160\"\u003e\n\u003cp data-start=\"4162\" data-end=\"4400\"\u003e\u003cstrong data-start=\"4162\" data-end=\"4188\"\u003eUpgrade your HPA setup\u003c\/strong\u003e with the PolarStar 25mm Replacement Pressure Gauge and experience the difference that precision engineering makes. Reliable, accurate, and built for the battlefield—this is the gauge your MicroReg Gen2 deserves.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994945503462,"sku":"93097","price":21.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/4610_pstar-93097-removebg-preview.png?v=1784175326"},{"product_id":"polarstar-jack-nozzle-6-hpa-internal-upgrades","title":"PolarStar JACK Nozzle | HPA Internal Upgrades ( # 6 )","description":"\u003ch1\u003ePolarStar JACK Nozzle #6 | Genuine HPA Replacement Nozzle for PolarStar JACK HPA Engines\u003c\/h1\u003e\n\u003ch2\u003ePrecision OEM Replacement Nozzle for PolarStar JACK HPA Systems\u003c\/h2\u003e\n\u003cp\u003eMaintain peak performance from your HPA build with the \u003cstrong\u003ePolarStar JACK Nozzle #6\u003c\/strong\u003e, a genuine OEM replacement nozzle engineered specifically for the \u003cstrong\u003ePolarStar JACK HPA Engine\u003c\/strong\u003e. Manufactured from \u003cstrong\u003eprecision-machined Delrin\u003c\/strong\u003e, this high-performance nozzle is designed to provide exceptional durability, reliable BB feeding, and an excellent air seal for compatible airsoft rifles.\u003c\/p\u003e\n\u003cp\u003eWhether you're replacing a worn nozzle during routine maintenance or installing a PolarStar JACK engine into a new rifle build, using the correct nozzle is essential for achieving consistent FPS, reliable feeding, and maximum efficiency.\u003c\/p\u003e\n\u003cp\u003ePolarStar has built its reputation on precision engineering, and the JACK Nozzle #6 continues that tradition by delivering factory-spec fitment and dependable performance for a variety of compatible platforms.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eGenuine PolarStar OEM Quality\u003c\/h2\u003e\n\u003cp\u003eWhen it comes to HPA systems, precision matters.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar JACK Nozzle #6\u003c\/strong\u003e is an authentic factory replacement component manufactured to the same exact specifications used in original PolarStar JACK engine assemblies.\u003c\/p\u003e\n\u003cp\u003eUsing genuine OEM parts helps ensure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProper alignment\u003c\/li\u003e\n\u003cli\u003eConsistent air seal\u003c\/li\u003e\n\u003cli\u003eReliable feeding\u003c\/li\u003e\n\u003cli\u003eStable velocity\u003c\/li\u003e\n\u003cli\u003eLong-term durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUnlike generic aftermarket components, genuine PolarStar parts are engineered specifically for your HPA engine.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrecision Machined Delrin Construction\u003c\/h2\u003e\n\u003cp\u003eThe JACK Nozzle #6 is manufactured from \u003cstrong\u003ehigh-quality machined Delrin\u003c\/strong\u003e, one of the industry's preferred engineering polymers for HPA components.\u003c\/p\u003e\n\u003cp\u003eBenefits of Delrin include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow-friction operation\u003c\/li\u003e\n\u003cli\u003eExcellent wear resistance\u003c\/li\u003e\n\u003cli\u003eLightweight construction\u003c\/li\u003e\n\u003cli\u003eDimensional stability\u003c\/li\u003e\n\u003cli\u003eSmooth cycling\u003c\/li\u003e\n\u003cli\u003eLong service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts naturally self-lubricating properties reduce unnecessary wear while maintaining smooth nozzle movement during rapid firing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned for PolarStar JACK Engines\u003c\/h2\u003e\n\u003cp\u003eThis nozzle has been specifically designed for installation in the \u003cstrong\u003ePolarStar JACK HPA Engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNew HPA builds\u003c\/li\u003e\n\u003cli\u003eEngine conversions\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance\u003c\/li\u003e\n\u003cli\u003eReplacing damaged nozzles\u003c\/li\u003e\n\u003cli\u003eSpare parts kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing the proper nozzle length ensures your HPA engine maintains maximum reliability and efficiency.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Nozzle Selection Matters\u003c\/h2\u003e\n\u003cp\u003eOne of the most important aspects of any HPA installation is selecting the correct nozzle for your rifle platform.\u003c\/p\u003e\n\u003cp\u003eThe nozzle directly affects:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBB feeding\u003c\/li\u003e\n\u003cli\u003eAir seal\u003c\/li\u003e\n\u003cli\u003eFPS consistency\u003c\/li\u003e\n\u003cli\u003eAir efficiency\u003c\/li\u003e\n\u003cli\u003eShot-to-shot consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstalling an incorrect nozzle can result in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDouble feeding\u003c\/li\u003e\n\u003cli\u003eFeeding failures\u003c\/li\u003e\n\u003cli\u003eAir leaks\u003c\/li\u003e\n\u003cli\u003eInconsistent velocity\u003c\/li\u003e\n\u003cli\u003eReduced performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThat's why PolarStar offers a wide range of nozzle options tailored to specific airsoft platforms.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eNozzle #6 Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar JACK Nozzle #6\u003c\/strong\u003e is commonly used with several compatible airsoft platforms, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eEcho1 M240B\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eKing Arms FAL\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eE\u0026amp;L AK Series\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eOther compatible builds requiring PolarStar JACK Nozzle #6\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways verify your rifle model against the latest \u003cstrong\u003ePolarStar Nozzle Compatibility Chart\u003c\/strong\u003e before purchasing, as compatibility may vary depending on gearbox generation and manufacturer revisions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBuilt for High-Performance HPA Builds\u003c\/h2\u003e\n\u003cp\u003eWhether you're running a DMR, support weapon, or custom rifle, maintaining proper nozzle performance is critical.\u003c\/p\u003e\n\u003cp\u003eThe JACK Nozzle #6 helps deliver:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmooth feeding\u003c\/li\u003e\n\u003cli\u003eReliable cycling\u003c\/li\u003e\n\u003cli\u003eExcellent air efficiency\u003c\/li\u003e\n\u003cli\u003eStable shot consistency\u003c\/li\u003e\n\u003cli\u003eLong-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is trusted by competitive players, HPA technicians, and experienced builders around the world.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOEM Fit \u0026amp; Reliability\u003c\/h2\u003e\n\u003cp\u003eBecause this nozzle is manufactured by PolarStar, you can expect:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFactory tolerances\u003c\/li\u003e\n\u003cli\u003eReliable installation\u003c\/li\u003e\n\u003cli\u003eProper engine operation\u003c\/li\u003e\n\u003cli\u003eMaximum compatibility\u003c\/li\u003e\n\u003cli\u003eConsistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen building or maintaining an HPA rifle, genuine parts are always the safest investment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine PolarStar OEM replacement nozzle\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for PolarStar JACK HPA Engines\u003c\/li\u003e\n\u003cli\u003ePrecision machined Delrin construction\u003c\/li\u003e\n\u003cli\u003eLow-friction operation\u003c\/li\u003e\n\u003cli\u003eExcellent wear resistance\u003c\/li\u003e\n\u003cli\u003eReliable air seal\u003c\/li\u003e\n\u003cli\u003eSmooth and consistent BB feeding\u003c\/li\u003e\n\u003cli\u003eIdeal for repairs, maintenance, and new builds\u003c\/li\u003e\n\u003cli\u003eFactory-spec dimensions\u003c\/li\u003e\n\u003cli\u003eCompatible with selected HPA rifle platforms using Nozzle #6\u003c\/li\u003e\n\u003cli\u003eManufactured by PolarStar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose a Genuine PolarStar Nozzle?\u003c\/h2\u003e\n\u003cp\u003eA properly functioning HPA system depends on every internal component working together perfectly.\u003c\/p\u003e\n\u003cp\u003eUsing the genuine \u003cstrong\u003ePolarStar JACK Nozzle #6\u003c\/strong\u003e ensures your engine continues operating exactly as intended, delivering consistent feeding, dependable air seal, stable FPS, and long-term durability.\u003c\/p\u003e\n\u003cp\u003eWhether you're rebuilding an older JACK engine or completing a brand-new custom HPA project, OEM components provide the confidence and performance serious players expect.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eThe PolarStar JACK Nozzle #6 is the trusted OEM replacement for maintaining reliable performance from your PolarStar JACK HPA Engine. Precision-machined from durable Delrin and manufactured to factory specifications, it delivers consistent feeding, excellent air seal, and dependable performance for compatible airsoft rifle platforms. Whether you're servicing your current HPA build or completing a new custom installation, genuine PolarStar components help ensure your rifle performs at its absolute best.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994945929446,"sku":"10000958","price":51.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/10000_jack_1_nozzle.png?v=1784175327"},{"product_id":"polarstar-fusion-engine-rev3-fcu","title":"PolarStar Fusion Engine Rev3 Fire Control Unit (FCU)","description":"\u003cp data-start=\"0\" data-end=\"115\"\u003e\u003cstrong data-start=\"0\" data-end=\"113\"\u003ePolarStar Fusion Engine Rev3 Fire Control Unit (FCU) – Upgrade Your HPA System with Precision and Reliability\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"117\" data-end=\"551\"\u003eThe \u003cstrong data-start=\"121\" data-end=\"177\"\u003ePolarStar Fusion Engine Rev3 Fire Control Unit (FCU)\u003c\/strong\u003e is the latest evolution in control technology for PolarStar’s revolutionary Fusion Engine HPA systems. Designed to update early-generation Fusion Engine FCUs to \u003cstrong data-start=\"339\" data-end=\"353\"\u003eRevision 3\u003c\/strong\u003e specifications, this advanced unit delivers improved reliability, enhanced performance, and easier installation — all while maintaining PolarStar’s reputation for unmatched precision and quality.\u003c\/p\u003e\n\u003cp data-start=\"553\" data-end=\"932\"\u003eWhether you are replacing a worn-out FCU or upgrading your older unit, the \u003cstrong data-start=\"628\" data-end=\"640\"\u003eRev3 FCU\u003c\/strong\u003e ensures your Fusion Engine runs at peak performance with the latest electronics and design refinements. Featuring \u003cstrong data-start=\"755\" data-end=\"791\"\u003ehigh-quality upgraded components\u003c\/strong\u003e, this drop-in replacement is pre-wired and requires \u003cstrong data-start=\"844\" data-end=\"860\"\u003eno soldering\u003c\/strong\u003e, making it a hassle-free upgrade for any experienced or new HPA user.\u003c\/p\u003e\n\u003chr data-start=\"934\" data-end=\"937\"\u003e\n\u003ch3 data-start=\"939\" data-end=\"972\"\u003e\u003cstrong data-start=\"943\" data-end=\"970\"\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"974\" data-end=\"1671\"\u003e\n\u003cli data-start=\"974\" data-end=\"1137\"\u003e\n\u003cp data-start=\"976\" data-end=\"1137\"\u003e\u003cstrong data-start=\"976\" data-end=\"1021\"\u003eRev3 Upgrade for Early Fusion Engine FCUs\u003c\/strong\u003e – Brings older models up to date with the latest Revision 3 improvements for enhanced durability and performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1138\" data-end=\"1300\"\u003e\n\u003cp data-start=\"1140\" data-end=\"1300\"\u003e\u003cstrong data-start=\"1140\" data-end=\"1169\"\u003eEasy Drop-In Installation\u003c\/strong\u003e – Pre-wired for convenience, allowing quick and tool-free installation without the need for soldering or technical modification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1301\" data-end=\"1428\"\u003e\n\u003cp data-start=\"1303\" data-end=\"1428\"\u003e\u003cstrong data-start=\"1303\" data-end=\"1339\"\u003eUpgraded High-Quality Components\u003c\/strong\u003e – Built with premium electronics to ensure long-term reliability and smooth operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1429\" data-end=\"1551\"\u003e\n\u003cp data-start=\"1431\" data-end=\"1551\"\u003e\u003cstrong data-start=\"1431\" data-end=\"1473\"\u003eOptimized for PolarStar Fusion Engines\u003c\/strong\u003e – Designed specifically for compatibility with all Fusion Engine platforms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1552\" data-end=\"1671\"\u003e\n\u003cp data-start=\"1554\" data-end=\"1671\"\u003e\u003cstrong data-start=\"1554\" data-end=\"1575\"\u003eMade by PolarStar\u003c\/strong\u003e – Proudly manufactured in the USA by one of the most trusted names in airsoft HPA technology.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1673\" data-end=\"1676\"\u003e\n\u003ch3 data-start=\"1678\" data-end=\"1716\"\u003e\u003cstrong data-start=\"1682\" data-end=\"1714\"\u003eWhy Upgrade to the Rev3 FCU?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1718\" data-end=\"2150\"\u003eThe \u003cstrong data-start=\"1722\" data-end=\"1743\"\u003eFire Control Unit\u003c\/strong\u003e is the brain of your PolarStar Fusion Engine, regulating firing functions, timing, and electronic control. Older versions, while still functional, can miss out on the refined electronics, improved efficiency, and better component durability found in Revision 3. With the Rev3 FCU, you can expect \u003cstrong data-start=\"2040\" data-end=\"2071\"\u003emore consistent performance\u003c\/strong\u003e, \u003cstrong data-start=\"2073\" data-end=\"2098\"\u003elonger component life\u003c\/strong\u003e, and \u003cstrong data-start=\"2104\" data-end=\"2131\"\u003ereliable responsiveness\u003c\/strong\u003e shot after shot.\u003c\/p\u003e\n\u003cp data-start=\"2152\" data-end=\"2315\"\u003eThe pre-wired, plug-and-play design means the upgrade is straightforward — simply remove your old FCU, insert the Rev3, and you’re ready to get back in the game.\u003c\/p\u003e\n\u003chr data-start=\"2317\" data-end=\"2320\"\u003e\n\u003ch3 data-start=\"2322\" data-end=\"2370\"\u003e\u003cstrong data-start=\"2326\" data-end=\"2368\"\u003eBuilt with Precision – Made in the USA\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2372\" data-end=\"2784\"\u003eLike all \u003cstrong data-start=\"2381\" data-end=\"2394\"\u003ePolarStar\u003c\/strong\u003e products, the Rev3 FCU is engineered with precision and made from premium-grade materials. PolarStar’s heritage comes from \u003cstrong data-start=\"2518\" data-end=\"2561\"\u003ePolarStar Engineering \u0026amp; Machine (PSE\u0026amp;M)\u003c\/strong\u003e, a team of expert American toolmakers with decades of experience in high-performance manufacturing. The company takes pride in \u003cstrong data-start=\"2689\" data-end=\"2722\"\u003ekeeping production in the USA\u003c\/strong\u003e, ensuring every product meets strict engineering standards.\u003c\/p\u003e\n\u003cp data-start=\"2786\" data-end=\"3117\"\u003ePolarStar’s innovations, such as the patented Fusion Engine HPA system, have set the benchmark for airsoft performance — replacing outdated AEG technology with reliable, tunable, and consistent high-pressure air systems. The Rev3 FCU continues that tradition, giving competitive players and tech enthusiasts an edge on the field.\u003c\/p\u003e\n\u003chr data-start=\"3119\" data-end=\"3122\"\u003e\n\u003ch3 data-start=\"3124\" data-end=\"3148\"\u003e\u003cstrong data-start=\"3128\" data-end=\"3146\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3150\" data-end=\"3452\"\u003e\n\u003cli data-start=\"3150\" data-end=\"3206\"\u003e\n\u003cp data-start=\"3152\" data-end=\"3206\"\u003e\u003cstrong data-start=\"3152\" data-end=\"3170\"\u003eCompatibility:\u003c\/strong\u003e PolarStar Fusion Engine platforms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3207\" data-end=\"3260\"\u003e\n\u003cp data-start=\"3209\" data-end=\"3260\"\u003e\u003cstrong data-start=\"3209\" data-end=\"3226\"\u003eUpgrade Type:\u003c\/strong\u003e Early Fusion Engine FCU to Rev3\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3261\" data-end=\"3325\"\u003e\n\u003cp data-start=\"3263\" data-end=\"3325\"\u003e\u003cstrong data-start=\"3263\" data-end=\"3280\"\u003eInstallation:\u003c\/strong\u003e Drop-in, pre-wired (no soldering required)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3326\" data-end=\"3379\"\u003e\n\u003cp data-start=\"3328\" data-end=\"3379\"\u003e\u003cstrong data-start=\"3328\" data-end=\"3343\"\u003eComponents:\u003c\/strong\u003e Upgraded high-quality electronics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3380\" data-end=\"3411\"\u003e\n\u003cp data-start=\"3382\" data-end=\"3411\"\u003e\u003cstrong data-start=\"3382\" data-end=\"3399\"\u003eManufacturer:\u003c\/strong\u003e PolarStar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3412\" data-end=\"3452\"\u003e\n\u003cp data-start=\"3414\" data-end=\"3452\"\u003e\u003cstrong data-start=\"3414\" data-end=\"3435\"\u003ePackage Includes:\u003c\/strong\u003e Rev3 FCU Board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3454\" data-end=\"3457\"\u003e\n\u003ch3 data-start=\"3459\" data-end=\"3484\"\u003e\u003cstrong data-start=\"3463\" data-end=\"3482\"\u003eAbout PolarStar\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3486\" data-end=\"3992\"\u003eFounded in 2009, \u003cstrong data-start=\"3503\" data-end=\"3534\"\u003ePolarStar Precision Airsoft\u003c\/strong\u003e set out to deliver \u003cstrong data-start=\"3554\" data-end=\"3613\"\u003ehigh-quality, precision-manufactured airsoft components\u003c\/strong\u003e designed for performance and longevity. 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As a division of \u003cstrong data-start=\"3806\" data-end=\"3841\"\u003ePolarStar Engineering \u0026amp; Machine\u003c\/strong\u003e, the company blends modern design tools with old-school craftsmanship, producing \u003cstrong data-start=\"3923\" data-end=\"3949\"\u003ebattle-tested products\u003c\/strong\u003e trusted by serious airsofters worldwide.\u003c\/p\u003e\n\u003chr data-start=\"3994\" data-end=\"3997\"\u003e\n\u003cp data-start=\"3999\" data-end=\"4162\"\u003e\u003cstrong data-start=\"3999\" data-end=\"4160\"\u003eUpgrade your Fusion Engine to the latest standard with the PolarStar Rev3 FCU — and experience the difference precision engineering makes on the battlefield.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994946683110,"sku":"52212","price":119.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/4614_polarstar-52212-removebg-preview.png?v=1784175327"},{"product_id":"polarstar-jack-nozzle-14-hpa-internal-upgrades","title":"PolarStar JACK Nozzle | HPA Internal Upgrades ( # 14 )","description":"\u003ch1\u003ePolarStar JACK Nozzle #14 | Genuine HPA Replacement Nozzle for PolarStar JACK HPA Engines\u003c\/h1\u003e\n\u003ch2\u003eOEM Precision Air Nozzle for PolarStar JACK HPA Engine Builds\u003c\/h2\u003e\n\u003cp\u003eKeep your HPA rifle performing at its highest level with the \u003cstrong\u003ePolarStar JACK Nozzle #14\u003c\/strong\u003e, a genuine OEM replacement air nozzle engineered specifically for the \u003cstrong\u003ePolarStar JACK HPA Engine\u003c\/strong\u003e. Manufactured from \u003cstrong\u003eprecision-machined Delrin\u003c\/strong\u003e, this replacement nozzle delivers outstanding durability, excellent air sealing, and dependable BB feeding for compatible airsoft rifle platforms.\u003c\/p\u003e\n\u003cp\u003eWhether you're converting an AEG to HPA, replacing a worn nozzle, or completing a new PolarStar JACK installation, selecting the correct nozzle is one of the most important steps in achieving reliable performance. Proper nozzle length directly affects air efficiency, feeding reliability, and shot-to-shot consistency.\u003c\/p\u003e\n\u003cp\u003eThe PolarStar JACK Nozzle #14 is manufactured to the same strict tolerances as the original factory component, ensuring reliable operation and long-lasting performance in compatible HPA builds.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eGenuine PolarStar OEM Quality\u003c\/h2\u003e\n\u003cp\u003eWhen maintaining or upgrading an HPA system, factory-spec parts make all the difference.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar JACK Nozzle #14\u003c\/strong\u003e is an authentic PolarStar replacement component designed specifically for the JACK engine. Every nozzle is precision manufactured to ensure:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCorrect fitment\u003c\/li\u003e\n\u003cli\u003eReliable air seal\u003c\/li\u003e\n\u003cli\u003eSmooth cycling\u003c\/li\u003e\n\u003cli\u003eConsistent FPS\u003c\/li\u003e\n\u003cli\u003eLong-term durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing genuine PolarStar parts helps eliminate many of the reliability issues that can occur with improperly sized aftermarket nozzles.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrecision Machined Delrin Construction\u003c\/h2\u003e\n\u003cp\u003eThe JACK Nozzle #14 is manufactured from \u003cstrong\u003ehigh-quality machined Delrin\u003c\/strong\u003e, an engineering-grade polymer trusted throughout the airsoft industry.\u003c\/p\u003e\n\u003cp\u003eDelrin offers numerous advantages, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtremely low friction\u003c\/li\u003e\n\u003cli\u003eExcellent wear resistance\u003c\/li\u003e\n\u003cli\u003eLightweight strength\u003c\/li\u003e\n\u003cli\u003eHigh dimensional stability\u003c\/li\u003e\n\u003cli\u003eSmooth nozzle movement\u003c\/li\u003e\n\u003cli\u003eLong service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts naturally self-lubricating characteristics help reduce wear while maintaining smooth operation even during high rates of fire.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned Specifically for PolarStar JACK Engines\u003c\/h2\u003e\n\u003cp\u003eThis nozzle has been engineered exclusively for use with the \u003cstrong\u003ePolarStar JACK HPA Engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHPA engine installations\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds\u003c\/li\u003e\n\u003cli\u003eReplacing damaged nozzles\u003c\/li\u003e\n\u003cli\u003eSpare parts kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProper nozzle selection ensures your JACK engine performs exactly as designed.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choosing the Correct Nozzle Matters\u003c\/h2\u003e\n\u003cp\u003eEvery HPA engine relies on a properly matched nozzle to deliver reliable performance.\u003c\/p\u003e\n\u003cp\u003eInstalling the correct nozzle helps maintain:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReliable BB feeding\u003c\/li\u003e\n\u003cli\u003eProper air seal\u003c\/li\u003e\n\u003cli\u003eStable FPS\u003c\/li\u003e\n\u003cli\u003eEfficient air consumption\u003c\/li\u003e\n\u003cli\u003eConsistent accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing an incorrect nozzle may result in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFeeding failures\u003c\/li\u003e\n\u003cli\u003eDouble feeding\u003c\/li\u003e\n\u003cli\u003eAir leaks\u003c\/li\u003e\n\u003cli\u003eVelocity inconsistency\u003c\/li\u003e\n\u003cli\u003eReduced efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor this reason, PolarStar manufactures a wide range of nozzle lengths for specific airsoft platforms.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eNozzle #14 Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePolarStar JACK Nozzle #14\u003c\/strong\u003e is commonly used with compatible HPA builds, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eA\u0026amp;K MK43 (M60)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eASG CZ 805 BREN\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eOther compatible PolarStar JACK installations requiring \u003cstrong\u003eNozzle #14\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBecause manufacturers occasionally update gearbox dimensions, PolarStar recommends verifying your rifle using the latest \u003cstrong\u003ePolarStar Nozzle Compatibility Chart\u003c\/strong\u003e before installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eDesigned for High-Performance HPA Builds\u003c\/h2\u003e\n\u003cp\u003eWhether you're running a support weapon, DMR, or custom rifle, dependable nozzle performance is critical.\u003c\/p\u003e\n\u003cp\u003eThe JACK Nozzle #14 provides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReliable feeding\u003c\/li\u003e\n\u003cli\u003eExcellent air efficiency\u003c\/li\u003e\n\u003cli\u003eStable muzzle velocity\u003c\/li\u003e\n\u003cli\u003eSmooth cycling\u003c\/li\u003e\n\u003cli\u003eLong-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt's trusted by experienced HPA technicians and competitive players worldwide.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFactory Precision You Can Trust\u003c\/h2\u003e\n\u003cp\u003eEvery PolarStar nozzle is manufactured using precise machining processes to ensure exact dimensions and reliable operation.\u003c\/p\u003e\n\u003cp\u003eBy choosing an OEM component, you're maintaining the same level of quality originally engineered into your PolarStar JACK system.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine PolarStar OEM replacement nozzle\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for PolarStar JACK HPA Engines\u003c\/li\u003e\n\u003cli\u003ePrecision machined Delrin construction\u003c\/li\u003e\n\u003cli\u003eLow-friction operation\u003c\/li\u003e\n\u003cli\u003eExcellent wear resistance\u003c\/li\u003e\n\u003cli\u003eReliable air seal\u003c\/li\u003e\n\u003cli\u003eSmooth and consistent BB feeding\u003c\/li\u003e\n\u003cli\u003eFactory-spec dimensions\u003c\/li\u003e\n\u003cli\u003eIdeal for maintenance, repairs, and HPA conversions\u003c\/li\u003e\n\u003cli\u003eCompatible with selected rifle platforms requiring Nozzle #14\u003c\/li\u003e\n\u003cli\u003eManufactured by PolarStar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose a Genuine PolarStar JACK Nozzle?\u003c\/h2\u003e\n\u003cp\u003eThe nozzle is one of the most critical components inside any HPA engine. Using the proper factory-spec nozzle ensures reliable feeding, consistent velocity, maximum air efficiency, and dependable long-term operation.\u003c\/p\u003e\n\u003cp\u003eWhether you're repairing your current HPA rifle or building a brand-new custom setup, the genuine \u003cstrong\u003ePolarStar JACK Nozzle #14\u003c\/strong\u003e provides the precision and reliability serious airsoft players demand.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eThe PolarStar JACK Nozzle #14 is a precision OEM replacement component built to keep your PolarStar JACK HPA Engine operating at peak performance. Manufactured from durable machined Delrin and engineered to factory tolerances, it delivers dependable feeding, excellent air seal, and long-lasting reliability for compatible airsoft rifle platforms. Whether you're servicing your current HPA system or completing a custom build, genuine PolarStar components provide the quality and confidence serious HPA players expect.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994946650342,"sku":"10000966","price":51.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/10004_jack_1_nozzle-1.png?v=1784175327"},{"product_id":"polarstar-ugs-co2-insert-33g","title":"PolarStar Universal Gas Stock UGS CO2 Insert (Type: 33g)","description":"\u003cp data-start=\"0\" data-end=\"114\"\u003e\u003cstrong data-start=\"0\" data-end=\"61\"\u003ePolarStar Universal Gas Stock (UGS) CO2 Insert – Type 33g\u003c\/strong\u003e\u003cbr data-start=\"61\" data-end=\"64\"\u003e\u003cstrong data-start=\"64\" data-end=\"114\"\u003eHigh-Pressure Performance in a Compact Package\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"116\" data-end=\"730\"\u003eThe \u003cstrong data-start=\"120\" data-end=\"181\"\u003ePolarStar Universal Gas Stock (UGS) CO2 Insert – 33g Type\u003c\/strong\u003e is a precision-engineered solution built for serious airsoft players who demand consistency, reliability, and efficiency from their HPA systems. Designed and manufactured by \u003cstrong data-start=\"356\" data-end=\"369\"\u003ePolarStar\u003c\/strong\u003e, a leader in high-performance airsoft technology, this CO2 insert allows users to power their \u003cstrong data-start=\"464\" data-end=\"485\"\u003eUGS or CGS stocks\u003c\/strong\u003e, as well as most \u003cstrong data-start=\"503\" data-end=\"534\"\u003eHPA regulators and air rigs\u003c\/strong\u003e that can accept up to \u003cstrong data-start=\"557\" data-end=\"568\"\u003e900 PSI\u003c\/strong\u003e. Whether you’re running an F2, Fusion Engine, or JACK, the UGS CO2 Insert is built to deliver the steady pressure and smooth performance you need on the field.\u003c\/p\u003e\n\u003chr data-start=\"732\" data-end=\"735\"\u003e\n\u003ch3 data-start=\"737\" data-end=\"782\"\u003e\u003cstrong data-start=\"741\" data-end=\"782\"\u003ePrecision Engineering for Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"783\" data-end=\"1286\"\u003eAt its core, this CO2 insert is designed for \u003cstrong data-start=\"828\" data-end=\"865\"\u003eprecision airflow and reliability\u003c\/strong\u003e. Each unit is equipped with an \u003cstrong data-start=\"897\" data-end=\"918\"\u003eexpansion chamber\u003c\/strong\u003e, \u003cstrong data-start=\"920\" data-end=\"942\"\u003eanti-siphon system\u003c\/strong\u003e, \u003cstrong data-start=\"944\" data-end=\"963\"\u003e5-micron filter\u003c\/strong\u003e, and \u003cstrong data-start=\"969\" data-end=\"984\"\u003echeck valve\u003c\/strong\u003e, ensuring smooth gas delivery with no risk of liquid CO2 entering the system. This means you’ll experience consistent FPS readings and reduced cooldown effects even during extended use — a must-have advantage for competitive players or those using their setup in varying temperatures and conditions.\u003c\/p\u003e\n\u003chr data-start=\"1288\" data-end=\"1291\"\u003e\n\u003ch3 data-start=\"1293\" data-end=\"1324\"\u003e\u003cstrong data-start=\"1297\" data-end=\"1324\"\u003eUniversal Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1325\" data-end=\"1706\"\u003eThe PolarStar UGS CO2 Insert is built to integrate seamlessly with a wide range of setups. It’s compatible with both \u003cstrong data-start=\"1442\" data-end=\"1464\"\u003eUGS and CGS stocks\u003c\/strong\u003e and will also fit most \u003cstrong data-start=\"1488\" data-end=\"1527\"\u003estandard HPA regulators or air rigs\u003c\/strong\u003e that can safely handle 900 PSI. Featuring \u003cstrong data-start=\"1570\" data-end=\"1596\"\u003estandard ASA threading\u003c\/strong\u003e, installation is straightforward and secure, allowing for quick attachment to your air rig or stock system.\u003c\/p\u003e\n\u003cblockquote data-start=\"1708\" data-end=\"1825\"\u003e\n\u003cp data-start=\"1710\" data-end=\"1825\"\u003e⚠️ \u003cem data-start=\"1713\" data-end=\"1720\"\u003eNote:\u003c\/em\u003e To use this insert with the UGS, a \u003cstrong data-start=\"1756\" data-end=\"1772\"\u003eMilspec rail\u003c\/strong\u003e (sold separately) must be added before installation.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"1827\" data-end=\"1830\"\u003e\n\u003ch3 data-start=\"1832\" data-end=\"1878\"\u003e\u003cstrong data-start=\"1836\" data-end=\"1878\"\u003eOptimized for Longevity and Efficiency\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1879\" data-end=\"2076\"\u003ePolarStar designed this insert with efficiency in mind. When paired with an \u003cstrong data-start=\"1955\" data-end=\"1968\"\u003eF2 engine\u003c\/strong\u003e running at \u003cstrong data-start=\"1980\" data-end=\"1994\"\u003e1.5 joules\u003c\/strong\u003e with \u003cstrong data-start=\"2000\" data-end=\"2012\"\u003e.28g BBs\u003c\/strong\u003e and a \u003cstrong data-start=\"2019\" data-end=\"2040\"\u003e6.05x380mm barrel\u003c\/strong\u003e, you can expect impressive results:\u003c\/p\u003e\n\u003cul data-start=\"2077\" data-end=\"2152\"\u003e\n\u003cli data-start=\"2077\" data-end=\"2114\"\u003e\n\u003cp data-start=\"2079\" data-end=\"2114\"\u003e\u003cstrong data-start=\"2079\" data-end=\"2101\"\u003e12g CO2 cartridge:\u003c\/strong\u003e ~180 shots\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2115\" data-end=\"2152\"\u003e\n\u003cp data-start=\"2117\" data-end=\"2152\"\u003e\u003cstrong data-start=\"2117\" data-end=\"2139\"\u003e33g CO2 cartridge:\u003c\/strong\u003e ~500 shots\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2154\" data-end=\"2455\"\u003eThat’s nearly triple the capacity, giving you longer playtime between cartridge changes without sacrificing consistency or shot performance. The \u003cstrong data-start=\"2299\" data-end=\"2312\"\u003e33g model\u003c\/strong\u003e uses threaded CO2 cartridges for a secure, airtight seal, while 12g models use standard CO2 capsules commonly found in airsoft and air guns.\u003c\/p\u003e\n\u003chr data-start=\"2457\" data-end=\"2460\"\u003e\n\u003ch3 data-start=\"2462\" data-end=\"2500\"\u003e\u003cstrong data-start=\"2466\" data-end=\"2500\"\u003eBuilt for Safety and Stability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2501\" data-end=\"2925\"\u003ePolarStar is known for their commitment to \u003cstrong data-start=\"2544\" data-end=\"2569\"\u003esafety and durability\u003c\/strong\u003e, and this insert is no exception. Every detail—from the reinforced metal body to the precision-engineered internals—is built to handle the stresses of high-pressure CO2 operation safely. The integrated \u003cstrong data-start=\"2772\" data-end=\"2787\"\u003echeck valve\u003c\/strong\u003e ensures proper venting and prevents backflow, while the \u003cstrong data-start=\"2844\" data-end=\"2866\"\u003eanti-siphon system\u003c\/strong\u003e ensures only gas (not liquid) CO2 enters your regulator.\u003c\/p\u003e\n\u003cblockquote data-start=\"2927\" data-end=\"3100\"\u003e\n\u003cp data-start=\"2929\" data-end=\"3100\"\u003e⚠️ \u003cem data-start=\"2932\" data-end=\"2944\"\u003eImportant:\u003c\/em\u003e The insert cannot be pressurized before installation into the stock or regulator. Always follow manufacturer guidelines for safe handling and installation.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"3102\" data-end=\"3105\"\u003e\n\u003ch3 data-start=\"3107\" data-end=\"3152\"\u003e\u003cstrong data-start=\"3111\" data-end=\"3152\"\u003eWhy Choose PolarStar UGS CO2 Inserts?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3153\" data-end=\"3593\"\u003e\n\u003cli data-start=\"3153\" data-end=\"3250\"\u003e\n\u003cp data-start=\"3155\" data-end=\"3250\"\u003e\u003cstrong data-start=\"3155\" data-end=\"3173\"\u003eTrusted Brand:\u003c\/strong\u003e PolarStar has long been the benchmark for high-end airsoft HPA technology.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3251\" data-end=\"3347\"\u003e\n\u003cp data-start=\"3253\" data-end=\"3347\"\u003e\u003cstrong data-start=\"3253\" data-end=\"3283\"\u003eExceptional Build Quality:\u003c\/strong\u003e Made from top-grade materials for durability and performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3348\" data-end=\"3433\"\u003e\n\u003cp data-start=\"3350\" data-end=\"3433\"\u003e\u003cstrong data-start=\"3350\" data-end=\"3372\"\u003eConsistent Output:\u003c\/strong\u003e Stable pressure ensures reliable shot-to-shot performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3434\" data-end=\"3503\"\u003e\n\u003cp data-start=\"3436\" data-end=\"3503\"\u003e\u003cstrong data-start=\"3436\" data-end=\"3452\"\u003eVersatility:\u003c\/strong\u003e Works across a wide range of airsoft HPA setups.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3504\" data-end=\"3593\"\u003e\n\u003cp data-start=\"3506\" data-end=\"3593\"\u003e\u003cstrong data-start=\"3506\" data-end=\"3521\"\u003eEfficiency:\u003c\/strong\u003e Higher shot count per cartridge saves time and money during gameplay.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3595\" data-end=\"3598\"\u003e\n\u003ch3 data-start=\"3600\" data-end=\"3622\"\u003e\u003cstrong data-start=\"3604\" data-end=\"3622\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"3623\" data-end=\"3946\"\u003e\n\u003cli data-start=\"3623\" data-end=\"3651\"\u003e\n\u003cp data-start=\"3625\" data-end=\"3651\"\u003e\u003cstrong data-start=\"3625\" data-end=\"3634\"\u003eType:\u003c\/strong\u003e 33g CO2 Insert\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3652\" data-end=\"3733\"\u003e\n\u003cp data-start=\"3654\" data-end=\"3733\"\u003e\u003cstrong data-start=\"3654\" data-end=\"3672\"\u003eCompatibility:\u003c\/strong\u003e UGS, CGS, and most HPA regulators\/air rigs (up to 900 PSI)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3734\" data-end=\"3765\"\u003e\n\u003cp data-start=\"3736\" data-end=\"3765\"\u003e\u003cstrong data-start=\"3736\" data-end=\"3750\"\u003eThreading:\u003c\/strong\u003e Standard ASA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3766\" data-end=\"3853\"\u003e\n\u003cp data-start=\"3768\" data-end=\"3853\"\u003e\u003cstrong data-start=\"3768\" data-end=\"3783\"\u003eComponents:\u003c\/strong\u003e Expansion chamber, anti-siphon system, 5-micron filter, check valve\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3854\" data-end=\"3914\"\u003e\n\u003cp data-start=\"3856\" data-end=\"3914\"\u003e\u003cstrong data-start=\"3856\" data-end=\"3871\"\u003eShot Count:\u003c\/strong\u003e ~500 shots (using F2 at 1.5J \/ .28g BBs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3915\" data-end=\"3946\"\u003e\n\u003cp data-start=\"3917\" data-end=\"3946\"\u003e\u003cstrong data-start=\"3917\" data-end=\"3934\"\u003eManufacturer:\u003c\/strong\u003e PolarStar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3948\" data-end=\"3951\"\u003e\n\u003ch3 data-start=\"3953\" data-end=\"3971\"\u003e\u003cstrong data-start=\"3957\" data-end=\"3971\"\u003eConclusion\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3972\" data-end=\"4369\"\u003eFor players seeking \u003cstrong data-start=\"3992\" data-end=\"4044\"\u003emaximum reliability, performance, and efficiency\u003c\/strong\u003e, the \u003cstrong data-start=\"4050\" data-end=\"4082\"\u003ePolarStar UGS 33g CO2 Insert\u003c\/strong\u003e is the gold standard. Whether you’re running a precision DMR or a high-speed CQB rifle, this insert delivers consistent gas output and high shot counts in a compact, rugged design. Backed by PolarStar’s legendary engineering, it’s the ideal upgrade for any serious airsoft enthusiast.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994947535078,"sku":"13512","price":160.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/3338_pstar-13512-removebg-preview.png?v=1784175328"},{"product_id":"polarstar-jack-m249-hpa-conversion-kit","title":"PolarStar Airsoft JACK Electro-Pneumatic Gearbox Conversion Kit (Model: M249)","description":"\u003cp data-start=\"0\" data-end=\"153\"\u003ePolarStar JACK Electro-Pneumatic Gearbox Conversion Kit — M249 Model\u003cbr data-start=\"68\" data-end=\"71\"\u003ePrecision HPA power for your AEG: faster, cleaner, and more consistent than gears.\u003c\/p\u003e\n\u003cp data-start=\"155\" data-end=\"679\"\u003eIf you’re ready to leave noisy gear trains behind and step into the world of true electro-pneumatic performance, the \u003cstrong data-start=\"272\" data-end=\"297\"\u003ePolarStar JACK (M249)\u003c\/strong\u003e conversion kit is built to do exactly that. Designed and manufactured in the U.S.A., JACK is a compact, no-nonsense HPA conversion that drops into your gearbox shell and turns a compatible AEG into an instantaneously responsive, highly tunable HPA platform. The M249-specific configuration gives belt-fed operators the efficiency and reliability they need for heavy sustained fire.\u003c\/p\u003e\n\u003cp data-start=\"681\" data-end=\"1539\"\u003eWhy JACK? — The advantages at a glance\u003cbr data-start=\"719\" data-end=\"722\"\u003e• \u003cstrong data-start=\"724\" data-end=\"758\"\u003eInstantaneous trigger response\u003c\/strong\u003e — JACK reacts faster than even a Li-Po-powered AEG. Pull the trigger and the shot is delivered with surgical timing.\u003cbr data-start=\"875\" data-end=\"878\"\u003e• \u003cstrong data-start=\"880\" data-end=\"909\"\u003eSuperior shot consistency\u003c\/strong\u003e — CNC aluminum components, an optimized flow profile, and a high-performance Delrin nozzle deliver tight FPS spread and repeatable performance.\u003cbr data-start=\"1053\" data-end=\"1056\"\u003e• \u003cstrong data-start=\"1058\" data-end=\"1084\"\u003eUltra simple internals\u003c\/strong\u003e — JACK has only one moving part (the nozzle\/poppet), which makes it incredibly reliable, easy to maintain, and easy to service in the field.\u003cbr data-start=\"1225\" data-end=\"1228\" data-is-only-node=\"\"\u003e• \u003cstrong data-start=\"1230\" data-end=\"1267\"\u003eHigh and low temperature reliable\u003c\/strong\u003e — JACK is engineered to function in damp, freezing, or otherwise harsh climates without compromising performance.\u003cbr data-start=\"1381\" data-end=\"1384\"\u003e• \u003cstrong data-start=\"1386\" data-end=\"1409\"\u003eEfficient air usage\u003c\/strong\u003e — Minimal dead volume, refined flow paths, and precise dwell control mean more shots per tank compared to many competing systems.\u003c\/p\u003e\n\u003cp data-start=\"1541\" data-end=\"2053\"\u003eBuilt for customization and control\u003cbr data-start=\"1576\" data-end=\"1579\"\u003eJACK is more than a drop-in replacement — it’s a fully programmable fire control solution. The included \u003cstrong data-start=\"1683\" data-end=\"1710\"\u003eFire Control Unit (FCU)\u003c\/strong\u003e features an LCD and five-position joystick that let you set cyclic rate, poppet dwell, and fire modes on the fly. Choose between \u003cstrong data-start=\"1840\" data-end=\"1858\"\u003eSemi\/Full Auto\u003c\/strong\u003e, \u003cstrong data-start=\"1860\" data-end=\"1873\"\u003eSemi Only\u003c\/strong\u003e, and \u003cstrong data-start=\"1879\" data-end=\"1897\"\u003eVariable Burst\u003c\/strong\u003e modes to match your ruleset or mission. The FCU is compact and MOSFET-sized so it fits neatly in common battery compartments alongside a small Li-ion pack.\u003c\/p\u003e\n\u003cp data-start=\"2055\" data-end=\"2504\"\u003ePerformance you can tune\u003cbr data-start=\"2079\" data-end=\"2082\"\u003eVelocity is adjusted by a combination of regulated input pressure and precise poppet dwell — giving you predictable, fine-increment control over FPS (for example, an M4 platform can be tuned from under 280 FPS up to roughly 500 FPS with a .20g BB). JACK’s universal cylinder design is compatible with a range of gearbox versions that use center-line nozzles, making it flexible for multiple platforms when properly set up.\u003c\/p\u003e\n\u003cp data-start=\"2506\" data-end=\"2932\"\u003eMade for durability and simplicity\u003cbr data-start=\"2540\" data-end=\"2543\"\u003eAssembled from \u003cstrong data-start=\"2558\" data-end=\"2583\"\u003eCNC machined aluminum\u003c\/strong\u003e with a high-performance \u003cstrong data-start=\"2608\" data-end=\"2625\"\u003eDelrin nozzle\u003c\/strong\u003e, JACK is intentionally minimal: six parts total and easily disassembled by hand. The nozzle serves as the poppet valve piloted by a solenoid — the same core principle used in PolarStar’s Fusion Engine — which gives JACK its distinctive, crisp muzzle report while keeping mechanical complexity to a minimum.\u003c\/p\u003e\n\u003cp data-start=\"2934\" data-end=\"3189\"\u003eWhat you need to operate JACK (not included)\u003cbr data-start=\"2978\" data-end=\"2981\"\u003e• A complete TM-spec AEG with a gearbox shell (JACK installs into the gearbox shell)\u003cbr data-start=\"3065\" data-end=\"3068\"\u003e• Regulated air rig + HPA tank (never use CO₂\/propane with JACK)\u003cbr data-start=\"3132\" data-end=\"3135\"\u003e• Small Li-ion battery for the FCU (sold separately)\u003c\/p\u003e\n\u003cp data-start=\"3191\" data-end=\"3603\"\u003eSafety \u0026amp; HPA best practices (must read)\u003cbr data-start=\"3230\" data-end=\"3233\"\u003eJACK requires HPA or nitrogen only — \u003cstrong data-start=\"3270\" data-end=\"3299\"\u003edo not use CO₂ or propane\u003c\/strong\u003e. Follow HPA safety rules: never add oil to tank fill valves, use trained professionals to refill tanks, verify regulator pressure (do not exceed 120 PSI), hydro-test tanks per manufacturer recommendations, and always transport and store tanks safely. Always shut off your tank and bleed lines after use.\u003c\/p\u003e\n\u003cp data-start=\"3605\" data-end=\"4066\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eFinal word\u003cbr data-start=\"3615\" data-end=\"3618\"\u003ePolarStar’s JACK (M249) brings HPA’s speed, consistency, and tunability into a compact, field-serviceable package that transforms how an AEG performs. If you want the crisp trigger, adjustable fire modes, and rock-steady shot-to-shot consistency of a high-end HPA system — but with minimal complexity — JACK is one of the smartest conversions you can make. Built in the USA, serviceable in seconds, and tuned on the fly, JACK is HPA made practical.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994953695462,"sku":"54163","price":490.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/3368_sjv2-m4-1-removebg-preview.png?v=1784175340"},{"product_id":"polarstar-male-quick-disconnect-fditting","title":"PolarStar Male Quick Disconnect \"QD\" Fitting Assembly","description":"\u003ch2 data-start=\"183\" data-end=\"241\"\u003ePolarStar Male Quick Disconnect (QD) Fitting Assembly\u003c\/h2\u003e\n\u003cp data-start=\"243\" data-end=\"682\"\u003eSimplify your HPA setup with the \u003cstrong data-start=\"276\" data-end=\"333\"\u003ePolarStar Male Quick Disconnect (QD) Fitting Assembly\u003c\/strong\u003e, a precision-engineered accessory designed for seamless operation with all \u003cstrong data-start=\"409\" data-end=\"438\"\u003ePolarStar Air Rig systems\u003c\/strong\u003e. Built for airsoft enthusiasts who demand reliability, efficiency, and performance, this QD fitting ensures fast, secure, and leak-free connections for your 6mm airline, making your HPA system easier to manage and maintain during field play.\u003c\/p\u003e\n\u003chr data-start=\"684\" data-end=\"687\"\u003e\n\u003ch2 data-start=\"689\" data-end=\"740\"\u003ePrecision Engineering for Reliable Performance\u003c\/h2\u003e\n\u003cp data-start=\"742\" data-end=\"1190\"\u003eThe \u003cstrong data-start=\"746\" data-end=\"786\"\u003eFoster 23-2 quick disconnect fitting\u003c\/strong\u003e is at the core of this assembly, a trusted standard in HPA systems for decades. Designed to mate perfectly with all \u003cstrong data-start=\"903\" data-end=\"925\"\u003ePolarStar Air Rigs\u003c\/strong\u003e, it ensures smooth, consistent airflow and a secure connection every time. Whether you are upgrading an existing PolarStar system or installing a new HPA setup, this QD fitting delivers consistent performance and reduces downtime from leaks or connection issues.\u003c\/p\u003e\n\u003chr data-start=\"1192\" data-end=\"1195\"\u003e\n\u003ch2 data-start=\"1197\" data-end=\"1235\"\u003eEasy Installation \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1237\" data-end=\"1608\"\u003eThis QD fitting assembly comes \u003cstrong data-start=\"1268\" data-end=\"1313\"\u003epre-assembled with a 6mm x 1\/8PTC fitting\u003c\/strong\u003e, designed to interface with the \u003cstrong data-start=\"1346\" data-end=\"1370\"\u003estandard 6mm airline\u003c\/strong\u003e used in all PolarStar HPA systems. The \u003cstrong data-start=\"1410\" data-end=\"1442\"\u003emale quick disconnect design\u003c\/strong\u003e allows for fast attachment and removal, making it easy to connect your air tank to your airsoft rifle, switch between setups, or maintain your system in the field.\u003c\/p\u003e\n\u003cp data-start=\"1610\" data-end=\"1941\"\u003eCompatible with \u003cstrong data-start=\"1626\" data-end=\"1659\"\u003eall PolarStar Air Rig systems\u003c\/strong\u003e, this QD fitting assembly is ideal for players who want a hassle-free upgrade or replacement part without worrying about compatibility. Its universal design ensures that your high-pressure air supply remains consistent and reliable, no matter the configuration of your HPA setup.\u003c\/p\u003e\n\u003chr data-start=\"1943\" data-end=\"1946\"\u003e\n\u003ch2 data-start=\"1948\" data-end=\"2002\"\u003eWhy Choose the PolarStar Male QD Fitting Assembly\u003c\/h2\u003e\n\u003col data-start=\"2004\" data-end=\"2535\"\u003e\n\u003cli data-start=\"2004\" data-end=\"2113\"\u003e\n\u003cp data-start=\"2007\" data-end=\"2113\"\u003e\u003cstrong data-start=\"2007\" data-end=\"2047\"\u003eTrusted Foster 23-2 Quick Disconnect\u003c\/strong\u003e – Industry-standard QD fitting for secure, leak-free operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2114\" data-end=\"2213\"\u003e\n\u003cp data-start=\"2117\" data-end=\"2213\"\u003e\u003cstrong data-start=\"2117\" data-end=\"2150\"\u003ePre-Assembled for Convenience\u003c\/strong\u003e – 6mm x 1\/8PTC fitting included for fast, easy installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2214\" data-end=\"2309\"\u003e\n\u003cp data-start=\"2217\" data-end=\"2309\"\u003e\u003cstrong data-start=\"2217\" data-end=\"2244\"\u003eUniversal Compatibility\u003c\/strong\u003e – Works with all PolarStar Air Rigs and standard 6mm airlines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2310\" data-end=\"2412\"\u003e\n\u003cp data-start=\"2313\" data-end=\"2412\"\u003e\u003cstrong data-start=\"2313\" data-end=\"2345\"\u003eMale Quick Disconnect Design\u003c\/strong\u003e – Enables rapid connection and disconnection of your HPA system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2413\" data-end=\"2535\"\u003e\n\u003cp data-start=\"2416\" data-end=\"2535\"\u003e\u003cstrong data-start=\"2416\" data-end=\"2440\"\u003eDurable and Reliable\u003c\/strong\u003e – Manufactured to the high standards PolarStar is known for, ensuring long-term performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-start=\"2537\" data-end=\"2858\"\u003eThis assembly allows players to \u003cstrong data-start=\"2569\" data-end=\"2591\"\u003eupgrade or replace\u003c\/strong\u003e their existing fittings quickly, eliminating the need for custom modifications or complicated installations. It is perfect for competitive players, hobbyists, and anyone who relies on their HPA system for performance and reliability in skirmishes and CQB gameplay.\u003c\/p\u003e\n\u003chr data-start=\"2860\" data-end=\"2863\"\u003e\n\u003ch2 data-start=\"2865\" data-end=\"2887\"\u003eInstallation Tips\u003c\/h2\u003e\n\u003cp data-start=\"2889\" data-end=\"3264\"\u003eInstalling the PolarStar Male QD Fitting Assembly is straightforward. Simply attach the pre-assembled 6mm x 1\/8PTC fitting to your existing 6mm airline, then connect the male QD fitting to your PolarStar Air Rig. The quick disconnect design ensures a secure connection without over-tightening, reducing wear and tear on your system and making maintenance faster and easier.\u003c\/p\u003e\n\u003chr data-start=\"3266\" data-end=\"3269\"\u003e\n\u003ch2 data-start=\"3271\" data-end=\"3296\"\u003eTrusted Manufacturer\u003c\/h2\u003e\n\u003cp data-start=\"3298\" data-end=\"3682\"\u003e\u003cstrong data-start=\"3298\" data-end=\"3311\"\u003ePolarStar\u003c\/strong\u003e is a leading name in high-performance airsoft HPA systems. Known for precision engineering, durability, and reliability, PolarStar components are designed for players who demand the highest level of performance. The Male Quick Disconnect Fitting Assembly embodies these principles, delivering consistent air supply and simplifying HPA system management for every user.\u003c\/p\u003e\n\u003chr data-start=\"3684\" data-end=\"3687\"\u003e\n\u003ch2 data-start=\"3689\" data-end=\"3706\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"3708\" data-end=\"3984\"\u003e\n\u003cli data-start=\"3708\" data-end=\"3771\"\u003e\n\u003cp data-start=\"3710\" data-end=\"3771\"\u003e\u003cstrong data-start=\"3710\" data-end=\"3742\"\u003eFoster 23-2 Quick Disconnect\u003c\/strong\u003e for all PolarStar Air Rigs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3772\" data-end=\"3840\"\u003e\n\u003cp data-start=\"3774\" data-end=\"3840\"\u003e\u003cstrong data-start=\"3774\" data-end=\"3812\"\u003e6mm x 1\/8PTC pre-assembled fitting\u003c\/strong\u003e for standard 6mm airlines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3841\" data-end=\"3902\"\u003e\n\u003cp data-start=\"3843\" data-end=\"3902\"\u003e\u003cstrong data-start=\"3843\" data-end=\"3868\"\u003eMale Quick Disconnect\u003c\/strong\u003e for fast attachment and removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3903\" data-end=\"3952\"\u003e\n\u003cp data-start=\"3905\" data-end=\"3952\"\u003e\u003cstrong data-start=\"3905\" data-end=\"3950\"\u003eCompatible with all PolarStar HPA systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3953\" data-end=\"3984\"\u003e\n\u003cp data-start=\"3955\" data-end=\"3984\"\u003e\u003cstrong data-start=\"3955\" data-end=\"3972\"\u003eManufacturer:\u003c\/strong\u003e PolarStar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3986\" data-end=\"3989\"\u003e\n\u003cp data-start=\"3991\" data-end=\"4292\"\u003eUpgrade your PolarStar HPA setup with the \u003cstrong data-start=\"4033\" data-end=\"4090\"\u003ePolarStar Male Quick Disconnect (QD) Fitting Assembly\u003c\/strong\u003e and enjoy reliable, leak-free air supply, fast connections, and simplified system management. Perfect for field players, competitive airsofters, and anyone seeking professional-grade HPA performance.\u003c\/p\u003e\n","brand":"Polarstar","offers":[{"title":"Default Title","offer_id":47994953957606,"sku":"10000295","price":28.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/3370_polarstar-20362-removebg-preview.png?v=1784175341"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/collections\/c211_bb345efa497f1461b9ea73a09d6a806a.jpg?v=1784174677","url":"https:\/\/ngrwzj-i1.myshopify.com\/collections\/polarstar-airsoft.oembed","provider":"CQC Airsoft ","version":"1.0","type":"link"}