CMMG Fastback Receiver Extension Mil-Spec 101119 The flashlight is made from

The flashlight is made from rugged anodized aluminum for maximum impact resistance

allowing for maximum mobility and ease of movement

Threaded 1/2 x 28 for 5

providing peace of mind while you work

allowing you to customize your cheek weld for optimal alignment and precision

CMMG Fastback Receiver Extension Mil-Spec 101119 The flashlight is made fromDeploy your favorite stock (or brace) faster than ever. The Fastback Receiver Extension attaches to any firearm that accepts a Mil Spec receiver extension (buffer tube). Once installed, this allows you to easily pull the stock (or brace) back to an extended position, without pressing a release button.