Shop › FAXON 5.56 M16 BCG CHAMELEON FAXON 5.56 M16 BCG CHAMELEON $183.08 Faxon Firearms Bolt Carrier Group, 5.56NATO, Fits AR-15, Chameleon PVD Coated Bolt Carrier and Gas Key, Salt Bath Nitrided Bolt, Black FF556BCGCNITRIDE-NCR Quantity: Add To Cart Added! Faxon Firearms Bolt Carrier Group, 5.56NATO, Fits AR-15, Chameleon PVD Coated Bolt Carrier and Gas Key, Salt Bath Nitrided Bolt, Black FF556BCGCNITRIDE-NCR