Anderson Manufacturing Bolt Carrier Group BCG 5.56/.223 Ar-15 Black. 56 Bolt Carrier Steel Black Complete 223/5.56 Bolt Carrier Group BCG. Includes Mil-Spec bolt M16 type bolt carrier firing pin retainer and cam pin. It has a black manganese...
Anderson Manufacturing Bolt Carrier Group BCG 5.56/.223 Ar-15 Black. 56 Bolt Carrier Steel Black Complete 223/5.56 Bolt Carrier Group BCG. Includes Mil-Spec bolt M16 type bolt carrier firing pin retainer and cam pin. It has a black manganese...