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NBS .223/5.56 Bolt Carrier Group – Black Nitride
BCA M16 Profile 5.56 NATO Complete Bolt Carrier Group – Black Nitride
Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group – Black Nitride
AO Precision True Mil-Spec SP/HPT/MPI 5.56 Bolt Carrier Group
Microbest Mil-Spec C158 HPT/MPI 5.56 Bolt Carrier Group – Phosphate/Chrome-Lined
AO Precision C158 SP/HPT/MPI 5.56 Bolt Carrier Group Black Nitride
Microbest C158 HPT/MPI 5.56 Bolt Carrier Group – Chrome
Dirty Bird Industries Enhanced Bolt Carrier Group .223/5.56
Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group – Nickel Boron
Microbest C158 HPT/MPI 5.56 Bolt Carrier Group – Black Nitride
Faxon Firearms 5.56/300 BLK M16 Bolt Carrier Group – Nitride
Lantac Mil-Spec 5.56 Bolt Carrier Group – Black Nitride
NBS AR-15 .223/5.56 Bolt Carrier Group – Phosphate
Rise Armament AR-15/M-16 Bolt Carrier Group – Nickle Boron
Rise Armament AR-15/M-16 Bolt Carrier Group – Black Nitride
NBS 7.62×39 M16 Profile Bolt Carrier Group
Faxon Firearms 5.56 LIGHTWEIGHT 9310 Bolt Carrier Group Complete – Nitride
ODIN Works LOW Mass 223 Black Nitride Bolt Carrier Group
NBS AR-15 .224 Valkyrie/6.8 SPC II Bolt Carrier Group – Nitride
Wilson Combat .223/5.56/300 BLK M16 Profile Bolt Carrier Group Phosphate/Chrome-Lined
KAK Industry K-SPEC AR-15 5.56/.223/300BLK Bolt Carrier Group – Phosphate
Dirty Bird AR-15 5.56/.223/300BLK Bolt Carrier Group – Phosphate/Chrome-Lined
Faxon Firearms Tin M16 Bolt Carrier Group
Rosco Manufacturing Bloodline 5.56/300BLK M16 Bolt Carrier Group – Nitride