“Aero Precision 308 Carbine Buffer” has been added to your cart. View cart HomeGun PartsAR Lower PartsAR Buffer SystemCMMG Receiver Extension Kit Carbine AR15CMMG Receiver Extension Kit Carbine AR15$61.00 CMMG Receiver Extension Kit Carbine AR15 Additional information UPC 815835017389 Manufacturer CMMG Manufacturer Part Number 55CA6C7 Length 13.0500 Product Type Receiver Extension Kit Model AR-15 Style Extension 1 in stock CMMG Receiver Extension Kit Carbine AR15 quantity Buy now Add to WishlistRemove from Wishlist Add to Wishlist