Surplus Knights Armament MK11 MOD 0 Bolt Carrier Group (BCG)

This BCG came out of a MK11 Mod 0 rifle and is an original BCG before Knights Armamament made the sandcutter style carriers. This is for a 7.62x51 or .308 SR25 style rifle. This BCG can be used in any SR25 rifle not just the MK11 Mod 0.