Milspec Bolt Carrier Group

This is the real-deal milspec BCG with a manganese-phosphate finish, chromed bore carrier & key plus a Carpenter 158 bolt that's been shot-peened, high-pressure tested & magnetic particle inspected. Extractor is stress-relieved 4140 and features a black insert and Viton o-ring. Pair this with your Riflespeed Gas Control for smooth & reliable operation.