CMMG Barrel Sub-Assm 16.1inch M4 4140CM SBN 22LR

The CMMG Barrel Sub-Assembly 16.1 inch M4 4140CM SBN in .22 LR is designed for shooters looking for a reliable and economical training and small-game hunting option. This complete barrel assembly offers the familiar ergonomics of an M4 profile in a rimfire caliber, making it suitable for law enforcement and military trainers, civilian competitors, and recreational shooters who prioritize cost-effective high-volume practice.

Constructed from durable 4140 chromoly steel, the CMMG barrel sub-assembly is built to withstand the demands of tactical applications. The 16.1-inch barrel length provides a balance between velocity and maneuverability, making it ideal for close-quarters scenarios and training environments. This barrel assembly is designed to integrate seamlessly into standard M4 platform builds, serving as a drop-in upgrade for existing AR-15 upper receivers and compatible lowers.

Law enforcement academies and military training units can benefit from the reduced recoil and lower ammunition costs, allowing for extended live-fire training without the burden of fatigue or budget constraints. Installation is straightforward and requires no special tools beyond standard AR maintenance equipment, making it accessible for users of all experience levels.