This complete 223/5.56 bolt carrier group includes mil-spec bolt, m16 type, bolt carrier, firing pin, retainer, and cam pin.It has a black manganese phosphate coating with ceramic lined bolt carrier and gas key.
Type: Bolt Carrier Group
Model: Bolt Carrier Group
Dimensions: M16/M4
Size: 223
Material: Steel
Type: Bolt Carrier Group
Model: Bolt Carrier Group
Dimensions: M16/M4
Size: 223
Material: Steel