Shop › FAXON 5.56 GUNNER LW 9310 BCG NTRD FAXON 5.56 GUNNER LW 9310 BCG NTRD $229.08 Faxon Firearms Gunner Lightweight, Bolt Carrier Group, 556NATO, Fits AR-15, Nitride Finish, Black FF556BCGCNITRIDE-LW Quantity: Add To Cart Added! Faxon Firearms Gunner Lightweight, Bolt Carrier Group, 556NATO, Fits AR-15, Nitride Finish, Black FF556BCGCNITRIDE-LW