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Sons of Liberty Gun Works AR-15 .223/5.56 Bolt Carrier Group – Hard Chrome
Aero Precision 5.56 Bolt Carrier Group Complete – Nickel Boron
Microbest C158 HPT/MPI 5.56 Bolt Carrier Group – Chrome
Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group Ion Bond DLC – Grey
NBS AR-15 .223/5.56 Bolt Carrier Group – Phosphate
NBS 9mm Bolt Carrier Group – Blue PVD
NBS .223/5.56 C158 Bolt Carrier Group – Black Nitride
Modern Armory .223/5.56 9310 Bolt Carrier Group – Black Nitride
LWRC Advanced Direct Impingement Bolt Carrier Group 6.8SPC
Geissele Automatics Reliability Enhancement Kit – H3
Geissele Automatics Reliability Enhancement Kit – H2
Geissele Automatics Reliability Enhancement Kit – H1
Colt’s Manufacturing Mil-Spec Bolt Carrier Group 223Rem/556NATO – Black
Ballistic Advantage AR-15 5.56/.223 Bolt Carrier Group – Black Nitride
Aero Precision AR-15 5.56/.223 PRO Bolt Carrier Group – Black Nitride
NBS .223/5.56 Bolt Carrier Group – Chameleon
WMD Guns M16 5.56/.223 NiB-X Black Nickel Boron Bolt Carrier Group
Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group – Polished NiB
Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group – Phosphate/Chrome-Lined
Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group – Black Nitride
Velocity Recoil-Less 5.56/.223 Bolt Carrier Group – Nano Diamond Nickel
Toolcraft Lightweight .223/5.56 BCG (Bolt Carrier Group) Black Nitride
Toolcraft Lightweight .223/5.56 BCG (Bolt Carrier Group) – TiN
Toolcraft .458 SOCOM/.450 Bushmaster BCG (Bolt Carrier Group) – Black Nitride
Dirty Bird Brand AR-15 Parts
