Tiger Rock AR-15 Bolt Carrier Group BCG Assembly 9310 Bolt Flat Design Black Nitride BCG-N2. Specifications for Tiger Rock AR-15 Bolt Carrier Group (BCG) Assembly: Manufacturer: Tiger Rock Fabric/Material: Heat Treated Steel Caliber: 5.56x45mm NATO...
Tiger Rock AR-15 Bolt Carrier Group BCG Assembly 9310 Bolt Flat Design Black Nitride BCG-N2. Specifications for Tiger Rock AR-15 Bolt Carrier Group (BCG) Assembly: Manufacturer: Tiger Rock Fabric/Material: Heat Treated Steel Caliber: 5.56x45mm NATO...