Description
The Phase 5 AR-15 Chrome Lined Bolt Carrier Group showcases heat treated and chrome lined interiors with a black phosphate coating. All bolts are HPT/MP tested Complete bolt carrier group includes cam pin, firing pin, gas key, and bolt Color: Black phosphate When making the decision to improve the reliability of your rifle, the Phase 5 AR-15 Chrome Lined Bolt Carrier Group will fit the bill.