Bolt Carrier Groups/BCGs

K-SPEC Enhanced AR15 BCG, 5.56/ 300 Blackout , Dual Ejector, Down Vent, Sand Cuts, NP3

KAK Industry

K-SPEC Enhanced AR15 BCG, 5.56/ 300 Blackout- Dual Ejector, Side Vent, Sand Cuts, NP3

KAK Industry

Enhanced E-BCG® Full Auto Style (.223/5.56)

LANTAC USA

Enhanced BCG Full Auto Style (.223/5.56) Black Nitride

LANTAC USA

Faxon 5.56 Gunner Lightweight 9310 Bolt Carrier Complete - Nitride- Chameleon PVD

Faxon Firearms

Faxon 5.56 Gunner Lightweight 9310 Bolt Carrier Complete - Nitride- TiN PVD

Faxon Firearms

Enhanced BCG Full Auto Style (6ARC) Black Nitride

LANTAC USA

Q TWO-PIECE BOLT CARRIER GROUP

Q LLC

Centurion Arms - Hard Chrome Sandcutter Bolt Carrier Group

Centurion Arms

E-BCG® Full Auto Style (.223/5.56) TiN

LANTAC USA