{"product_id":"maxx-model-cnc-aluminum-hop-up-chamber-for-m4-airsoft-aeg-rifles-model-m4a-pro-1","title":"Maxx Model CNC Aluminum Hop-Up Chamber for M4 Airsoft AEG Rifles (Model: M4A PRO)","description":"\u003cp data-start=\"0\" data-end=\"75\"\u003e\u003cstrong data-start=\"0\" data-end=\"73\"\u003eMaxx Model CNC Aluminum Hop-Up Chamber M4A PRO for Airsoft AEG Rifles\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cp data-start=\"77\" data-end=\"498\"\u003eTake your rifle’s consistency and accuracy to a professional level with the \u003cstrong data-start=\"153\" data-end=\"203\"\u003eMaxx Model CNC Aluminum Hop-Up Chamber M4A PRO\u003c\/strong\u003e — one of the most advanced and precisely machined hop-up units available for M4\/M16 AEG platforms. Engineered from \u003cstrong data-start=\"319\" data-end=\"346\"\u003eaircraft-grade aluminum\u003c\/strong\u003e and packed with features for stability, fine-tuning, and reliability, this hop-up chamber is built for serious players and techs who demand the best.\u003c\/p\u003e\r\n\r\n\r\n\u003chr data-start=\"500\" data-end=\"503\"\u003e\r\n\r\n\u003ch3 data-start=\"505\" data-end=\"556\"\u003e\u003cstrong data-start=\"509\" data-end=\"556\"\u003ePrecision Engineering for Superior Accuracy\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp data-start=\"557\" data-end=\"879\"\u003eCNC-machined from a \u003cstrong data-start=\"577\" data-end=\"609\"\u003esolid block of 6061 aluminum\u003c\/strong\u003e, the Maxx M4A PRO hop-up chamber ensures \u003cstrong data-start=\"651\" data-end=\"699\"\u003eexceptional durability and precision fitment\u003c\/strong\u003e. The tight manufacturing tolerances minimize air loss and barrel movement, giving you \u003cstrong data-start=\"786\" data-end=\"823\"\u003eimproved shot-to-shot consistency\u003c\/strong\u003e and \u003cstrong data-start=\"828\" data-end=\"849\"\u003etighter groupings\u003c\/strong\u003e at any engagement distance.\u003c\/p\u003e\r\n\u003cp data-start=\"881\" data-end=\"1210\"\u003eIts \u003cstrong data-start=\"885\" data-end=\"918\"\u003erotary dial adjustment system\u003c\/strong\u003e allows for \u003cstrong data-start=\"930\" data-end=\"957\"\u003efine, repeatable tuning\u003c\/strong\u003e of hop pressure — perfect for users who want pinpoint control over trajectory. Whether you’re running standard hop, flat-hop, or R-hop setups, this chamber ensures consistent backspin and improved range without sacrificing FPS or feeding reliability.\u003c\/p\u003e\r\n\r\n\r\n\u003chr data-start=\"1212\" data-end=\"1215\"\u003e\r\n\r\n\u003ch3 data-start=\"1217\" data-end=\"1267\"\u003e\u003cstrong data-start=\"1221\" data-end=\"1267\"\u003eAdvanced Compatibility and Air Seal Design\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp data-start=\"1268\" data-end=\"1583\"\u003eThe \u003cstrong data-start=\"1272\" data-end=\"1283\"\u003eM4A PRO\u003c\/strong\u003e is designed to fit most \u003cstrong data-start=\"1308\" data-end=\"1340\"\u003eTokyo Marui-spec M4\/M16 AEGs\u003c\/strong\u003e, including \u003cstrong data-start=\"1352\" data-end=\"1396\"\u003eG\u0026amp;G, KRYTAC, and other compatible brands\u003c\/strong\u003e (excluding KWA). It supports \u003cstrong data-start=\"1426\" data-end=\"1456\"\u003estandard AEG inner barrels\u003c\/strong\u003e and accepts \u003cstrong data-start=\"1469\" data-end=\"1511\"\u003enozzle lengths from 21.00mm to 21.25mm\u003c\/strong\u003e, providing flexibility for different gearbox and barrel combinations.\u003c\/p\u003e\r\n\u003cp data-start=\"1585\" data-end=\"1929\"\u003eTo maximize air seal, the chamber includes a \u003cstrong data-start=\"1630\" data-end=\"1659\"\u003eCNC Delrin Locking C-Clip\u003c\/strong\u003e that secures the inner barrel tightly in place — no twisting, no wobbling. Combined with \u003cstrong data-start=\"1749\" data-end=\"1778\"\u003ethree compression springs\u003c\/strong\u003e (top, bottom, and center), the hop-up unit stays perfectly aligned inside your receiver, ensuring optimal air pressure and accuracy with every shot.\u003c\/p\u003e\r\n\u003cp data-start=\"1931\" data-end=\"2137\"\u003eThe \u003cstrong data-start=\"1935\" data-end=\"1962\"\u003einlet adaptor (OD 11mm)\u003c\/strong\u003e and \u003cstrong data-start=\"1967\" data-end=\"1988\"\u003eCNC brass spacers\u003c\/strong\u003e ensure the hop-up sits perfectly centered to your gearbox or HPA engine nozzle, maintaining a tight, airtight seal for consistent FPS performance.\u003c\/p\u003e\r\n\r\n\r\n\u003chr data-start=\"2139\" data-end=\"2142\"\u003e\r\n\r\n\u003ch3 data-start=\"2144\" data-end=\"2177\"\u003e\u003cstrong data-start=\"2148\" data-end=\"2177\"\u003eSmart BB Retention System\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp data-start=\"2178\" data-end=\"2445\"\u003eOne of the signature features of the \u003cstrong data-start=\"2215\" data-end=\"2226\"\u003eM4A PRO\u003c\/strong\u003e is its \u003cstrong data-start=\"2234\" data-end=\"2256\"\u003eBB Latching System\u003c\/strong\u003e, designed to prevent BBs from dropping when the magazine is removed. This is a simple yet highly effective innovation that prevents wasted ammunition and reduces the mess during reloads.\u003c\/p\u003e\r\n\u003cp data-start=\"2447\" data-end=\"2633\"\u003eNeed to clear the chamber manually? The latch arm can be pressed by hand to release remaining BBs quickly — a thoughtful touch for players who value both functionality and convenience.\u003c\/p\u003e\r\n\r\n\r\n\u003chr data-start=\"2635\" data-end=\"2638\"\u003e\r\n\r\n\u003ch3 data-start=\"2640\" data-end=\"2687\"\u003e\u003cstrong data-start=\"2644\" data-end=\"2687\"\u003eBuilt for Customization and Performance\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp data-start=\"2688\" data-end=\"2996\"\u003eThe hop-up lever and included \u003cstrong data-start=\"2718\" data-end=\"2750\"\u003esoft, flat, and concave nubs\u003c\/strong\u003e are optimized for a wide range of hop-up setups. Whether you prefer a \u003cstrong data-start=\"2821\" data-end=\"2867\"\u003eflat-hop for consistent mid-range accuracy\u003c\/strong\u003e or an \u003cstrong data-start=\"2874\" data-end=\"2918\"\u003eR-hop for maximum long-range performance\u003c\/strong\u003e, the Maxx M4A PRO gives you precise tuning capability right out of the box.\u003c\/p\u003e\r\n\u003cp data-start=\"2998\" data-end=\"3227\"\u003eIt’s also compatible with most \u003cstrong data-start=\"3029\" data-end=\"3053\"\u003eaftermarket buckings\u003c\/strong\u003e — both soft and hard rubber types — without causing FPS drops or feeding issues. This versatility makes it one of the most adaptable hop-up chambers for custom AEG builds.\u003c\/p\u003e\r\n\r\n\r\n\u003chr data-start=\"3229\" data-end=\"3232\"\u003e\r\n\r\n\u003ch3 data-start=\"3234\" data-end=\"3264\"\u003e\u003cstrong data-start=\"3238\" data-end=\"3264\"\u003eInstallation \u0026amp; Results\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp data-start=\"3265\" data-end=\"3522\"\u003eUsers can expect an FPS increase of \u003cstrong data-start=\"3301\" data-end=\"3314\"\u003e10–30 FPS\u003c\/strong\u003e compared to stock hop-up chambers, depending on setup and compression fit. Professional installation is recommended for best results, especially when paired with upgraded barrels, buckings, or HPA systems.\u003c\/p\u003e\r\n\u003cp data-start=\"3524\" data-end=\"3753\"\u003eEach kit comes with everything you need for installation, including CNC-machined components such as \u003cstrong data-start=\"3624\" data-end=\"3694\"\u003ebrass side wings, rotary dial, springs, spacers, and locking clips\u003c\/strong\u003e, all precisely engineered for stability and performance.\u003c\/p\u003e\r\n\r\n\r\n\u003chr data-start=\"3755\" data-end=\"3758\"\u003e\r\n\r\n\u003ch3 data-start=\"3760\" data-end=\"3782\"\u003e\u003cstrong data-start=\"3764\" data-end=\"3782\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cul data-start=\"3783\" data-end=\"4156\"\u003e\r\n \t\u003cli data-start=\"3783\" data-end=\"3818\"\u003e\r\n\u003cp data-start=\"3785\" data-end=\"3818\"\u003e\u003cstrong data-start=\"3785\" data-end=\"3798\"\u003eMaterial:\u003c\/strong\u003e CNC 6061 Aluminum\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"3819\" data-end=\"3842\"\u003e\r\n\u003cp data-start=\"3821\" data-end=\"3842\"\u003e\u003cstrong data-start=\"3821\" data-end=\"3832\"\u003eLength:\u003c\/strong\u003e 51.65mm\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"3843\" data-end=\"3866\"\u003e\r\n\u003cp data-start=\"3845\" data-end=\"3866\"\u003e\u003cstrong data-start=\"3845\" data-end=\"3856\"\u003eHeight:\u003c\/strong\u003e 37.75mm\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"3867\" data-end=\"3897\"\u003e\r\n\u003cp data-start=\"3869\" data-end=\"3897\"\u003e\u003cstrong data-start=\"3869\" data-end=\"3890\"\u003eInlet Adaptor OD:\u003c\/strong\u003e 11mm\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"3898\" data-end=\"3918\"\u003e\r\n\u003cp data-start=\"3900\" data-end=\"3918\"\u003e\u003cstrong data-start=\"3900\" data-end=\"3911\"\u003eHub OD:\u003c\/strong\u003e 12mm\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"3919\" data-end=\"3988\"\u003e\r\n\u003cp data-start=\"3921\" data-end=\"3988\"\u003e\u003cstrong data-start=\"3921\" data-end=\"3946\"\u003eCompatible Platforms:\u003c\/strong\u003e TM Spec M4\/M16 AEGs (incl. KRYTAC, G\u0026amp;G)\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"3989\" data-end=\"4061\"\u003e\r\n\u003cp data-start=\"3991\" data-end=\"4061\"\u003e\u003cstrong data-start=\"3991\" data-end=\"4004\"\u003eFeatures:\u003c\/strong\u003e BB Latching System, Rotary Dial, C-Clip Locking Design\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"4062\" data-end=\"4110\"\u003e\r\n\u003cp data-start=\"4064\" data-end=\"4110\"\u003e\u003cstrong data-start=\"4064\" data-end=\"4094\"\u003eRecommended Nozzle Length:\u003c\/strong\u003e 21.00–21.25mm\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"4111\" data-end=\"4156\"\u003e\r\n\u003cp data-start=\"4113\" data-end=\"4156\"\u003e\u003cstrong data-start=\"4113\" data-end=\"4139\"\u003eExpected FPS Increase:\u003c\/strong\u003e +10 to +30 FPS\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-start=\"4158\" data-end=\"4161\"\u003e\r\n\r\n\u003ch3 data-start=\"4163\" data-end=\"4198\"\u003e\u003cstrong data-start=\"4167\" data-end=\"4198\"\u003eWhy Choose the Maxx M4A PRO\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cul data-start=\"4199\" data-end=\"4501\"\u003e\r\n \t\u003cli data-start=\"4199\" data-end=\"4262\"\u003e\r\n\u003cp data-start=\"4201\" data-end=\"4262\"\u003ePrecision CNC aluminum construction for superior durability\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"4263\" data-end=\"4306\"\u003e\r\n\u003cp data-start=\"4265\" data-end=\"4306\"\u003eRotary dial for precise hop adjustments\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"4307\" data-end=\"4348\"\u003e\r\n\u003cp data-start=\"4309\" data-end=\"4348\"\u003eBB latching system prevents ammo loss\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"4349\" data-end=\"4401\"\u003e\r\n\u003cp data-start=\"4351\" data-end=\"4401\"\u003eEnhanced air seal for higher consistency and FPS\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"4402\" data-end=\"4448\"\u003e\r\n\u003cp data-start=\"4404\" data-end=\"4448\"\u003eCompatible with most AEG and HPA platforms\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli data-start=\"4449\" data-end=\"4501\"\u003e\r\n\u003cp data-start=\"4451\" data-end=\"4501\"\u003ePerfect for R-hop, flat-hop, and standard setups\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-start=\"4503\" data-end=\"4506\"\u003e\r\n\r\n\u003ch3 data-start=\"4508\" data-end=\"4532\"\u003e\u003cstrong data-start=\"4512\" data-end=\"4532\"\u003eAbout Maxx Model\u003c\/strong\u003e\u003c\/h3\u003e\r\n\u003cp data-start=\"4533\" data-end=\"5020\"\u003eFounded in Canada in 2001 (originally as MicroHeli), \u003cstrong data-start=\"4586\" data-end=\"4609\"\u003eMaxx Model Products\u003c\/strong\u003e built its reputation in the RC and drone industries for producing \u003cstrong data-start=\"4676\" data-end=\"4709\"\u003ehigh-precision CNC components\u003c\/strong\u003e. In 2016, Maxx applied its expertise to the Airsoft world — pioneering top-tier hop-up chambers like the \u003cstrong data-start=\"4815\" data-end=\"4832\"\u003eM4 PRO series\u003c\/strong\u003e. Today, Maxx continues to push the boundaries of \u003cstrong data-start=\"4882\" data-end=\"4935\"\u003eperformance, innovation, and machining excellence\u003c\/strong\u003e, offering Airsoft players worldwide the most advanced upgrade parts on the market.\u003c\/p\u003e","brand":"Maxx","offers":[{"title":"Default Title","offer_id":47468105564390,"sku":null,"price":121.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/6393\/2390\/files\/c5d25591-MX-HOP010MA_01-1000x1000-1.jpg?v=1774002142","url":"https:\/\/ngrwzj-i1.myshopify.com\/products\/maxx-model-cnc-aluminum-hop-up-chamber-for-m4-airsoft-aeg-rifles-model-m4a-pro-1","provider":"CQC Airsoft ","version":"1.0","type":"link"}