The CMMG Receiver Extension Kit A1 includes a rifle buffer assembly, rifle action spring, and an A1 rifle length butt stock assembly finished in black synthetic. Use this kit alongside your selected lower parts kit to complete your AR-platform lower group.
AR Braces/Stocks
CMMG Receiver Extension Kit A1 Fixed Black Synthetic AR-Platform Accessory
$93.00
CMMG Receiver Extension Kit A1 delivers a complete buffer assembly, action spring, and fixed black synthetic stock to finish your AR-platform lower. Everything you need in one kit for reliable performance.
Availability: In stock
CMMG
