Aero Complete Bolt Carrier 308 Winchester, Black, M5 Platform

This M5 .308 / 7.62 bolt carrier is a firing mechanism for your big-bore rifle build. It features a mil-spec phosphate finish, is made of steel, chrome lined gas key and firing pin channel, and a forward assist serrations. The bolt features double o-rings and springs, is made of steel and is has a multi-caliber bolt designed to function with .308, 7.62×51, 6.5 Creedmoor, .338 Federal and other .308 based cartridges. Included is a bolt carrier, complete bolt, firing pin, cam pin, retaining pin, and a Aero Precision “A” logo.. Category. :. Firearm Parts. Type. :. Bolt Carrier Group. Model. :. 308 Winchester 7.62x51mm. Size. :. 308. Material. :. 9310 Steel. Safety. :. Manual. Weight. :. 18.56 oz. Finish. :. Black Phosphate