Wilson Combat 5.56 NATO AR-15 Bolt Carrier Group - Black Nitride
Forward Controls Design NP3 M16 Bolt Carrier Group - Serrated
SureFire Optimized AR-15 Bolt Carrier Group - 5.56 NATO
Fail Zero .450 Bushmaster AR-15 Bolt Carrier Group - No Hammer
FailZero EXO Coated .458 SOCOM Complete AR-15 Bolt Carrier Group
Faxon Firearms 6mm ARC/6.5 Grendel Type 2 AR-15 Bolt Carrier Group - Nitride
LMT M16 / AR-15 Bolt Carrier Group 5.56/.223
Faxon Firearms 9mm AR-15 Bolt Carrier Group GLOCK/Colt Style - Nitride
Faxon Firearms 5.56 NATO AR-15 Bolt Carrier Group - Nitride
Faxon Firearms .308 Win/6.5CM/8.6 BLK Bolt Carrier Group - GEN2 - Nitride
Sons of Liberty Gun Works 5.56 M16 / AR-15 Bolt Carrier Group - Phosphate
