6mmProShop 60rd M381 40mm Airsoft Grenade Shell (Single Unit)

Experience explosive performance and reliable consistency with the 6mmProShop 60rd M381 40mm Airsoft Grenade Shell. Designed for players who demand high-impact firepower and dependable engineering, this precision-machined shell is a must-have upgrade for any airsoft enthusiast running a grenade launcher. Whether you’re clearing rooms, defending objectives, or creating tactical shock on the field, this 40mm shell delivers power and precision shot after shot.

Professional-Grade Build Quality

Crafted from CNC-machined aluminum, the M381 shell by 6mmProShop offers the perfect combination of lightweight durability and structural strength. The hard-anodized finish resists wear and corrosion, ensuring that your shell maintains its sleek appearance and operational integrity over countless reloads. Every component has been engineered for precision, providing a solid, reliable seal with minimal maintenance required.

Advanced Air Compression System

This airsoft grenade shell is built with a triple ball bearing design, delivering a superior air seal for maximum efficiency and consistency. Combined with high-quality silicone O-rings, you get optimal air compression and enhanced gas retention — crucial for maintaining consistent power and accuracy. The improved sealing system also makes it easy to rebuild, extending the life of the shell and saving money over time.

Gas Compatibility and Power Options

The 6mmProShop M381 shell is compatible with multiple gas types, including Green Gas, Red Gas, Propane, and CO2. This flexibility allows players to fine-tune performance based on their field environment and desired power level. For those seeking high-pressure performance, CO2 provides maximum muzzle velocity, while Green Gas offers smooth, reliable firing for indoor and outdoor gameplay alike.

Performance You Can Feel

With a 60-round capacity, this grenade shell packs a punch. Load it up with your favorite 6mm BBs, slot it into any standard 40mm airsoft grenade launcher, and unleash a powerful spread of BBs capable of clearing tight spaces and suppressing opponents. Each shot provides a wide, satisfying burst — giving you both the tactical advantage and the cinematic realism that makes airsoft gameplay so thrilling.

Attention to Detail

Each 6mmProShop 40mm shell is laser-marked with authentic M381 or M433 designations (markings may vary), adding an extra layer of realism and attention to detail. Whether you’re using it for tactical simulations, airsoft skirmishes, or display purposes, the professional finish and realistic design stand out.

Compact and Reliable Design

At just 85mm in length, the M381 fits perfectly into most airsoft grenade launchers without modification. The compact size allows for easy storage and quick reloading, while the aluminum build ensures lasting performance even under the rigors of heavy use. It’s the ideal balance between realism, power, and practicality.

Why Choose 6mmProShop

6mmProShop is a trusted USA-based manufacturer and distributor, founded in 2011 with a mission to push the limits of airsoft innovation. Known for quality, precision, and reliability, 6mmProShop supplies both civilian and professional users — from airsoft enthusiasts to law enforcement training facilities. Their products are developed with a focus on realistic design, advanced materials, and consistent field performance.

With exclusive distribution rights across Japan, Europe, South America, and Asia, 6mmProShop stands at the forefront of airsoft engineering and global availability. Each product, including the M381 shell, reflects their dedication to quality craftsmanship and unmatched performance.

Key Features:

• 60-round capacity for powerful BB spread

• CNC-machined aluminum construction for strength and precision

• Triple ball bearing system ensures airtight seal and rebuild ease

• High-quality silicone O-rings for optimal compression

• Compatible with Green Gas, Red Gas, Propane, and CO2

• Laser-engraved markings for authenticity (M381 or M433)

• Works with most standard 40mm airsoft grenade launchers

• Compact 85mm length for versatile fit

Dominate the field with the 6mmProShop 60rd M381 40mm Airsoft Grenade Shell — your ultimate tool for realism, reliability, and raw explosive power. When you want professional-grade performance in every shot, trust 6mmProShop to deliver.