Bolt Carrier Groups

KAK Industries K-SPEC Enhanced AR10 BCG Down Vent - Full Chrome DPMS LR-308 Pattern Patent Pending The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR10 style firearm no matter if you...

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...

K-SPEC Enhanced AR15 BCG- 5.56/ 300 Blackout C158 Dual Ejector Bolt Down Vent Sand Cuts Chrome Lined Phosphate (MO-425-3312-001) The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style firearm no matter if...

KAK - K-SPEC Enhanced AR15 BCG-, 5.56/ 300 Blackout , C158 Bolt, Dual Ejectors, Down Vent, Sand Cuts Patent Pending The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style firearm no matter...

KAK - K-SPEC Enhanced AR15 BCG- 5.56/ 300 Blackout, Dual Ejector, Down Vent, Sand Cuts, Chrome Lined Phosphate   Patent Pending The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style...

KAK - K-SPEC Enhanced AR15 BCG, 5.56/ 300 Blackout , Dual Ejector, Down Vent, Sand Cuts, FDE PVD, Chrome Lined Patent Pending The K-SPEC BCG combines multiple key features focused on increasing the reliability of your AR15 style firearm...

Seeing MIL-SPEC as just the starting point, they set out to ensure the best options are available for their demanding customers. Improvements include using 9310 tool steel for the bolt, nitriding the assembly to increase surface hardness, decrease...

The Aero Precision EPC/AR9 Bolt is the core of your EPC build. Machined from 8620 steel and featuring a nitride finish, fracture resistant grade 23 titanium pin, and 4140 steel extractor, the EPC bolt assembly is precision machined from the ground up...

Aero Precision's .308 / 7.62 Bolt Carrier Group is the perfect firing mechanism for your big-bore rifle build. This high quality BCG features a Black Nitride finish, is MPI/HPT and now includes a laser engraved Aero Precision 'A' logo Aero Precision,...

LanTac USA LLC, Enhanced Side Charger Bolt Carrier Group, Fits AR15, M16 Style, Nickel Boron Finish, Silver

Forward Controls Design SCP SOTAR Cam Pin - NP3 SCP (SOTAR Cam Pin) is a collaboration between Chad Albrecht of School of American Rifle) and Forward Controls Design.   SCP features a machined dimple on one side of the carrier cam pin, so the...

SOLGW Hard Chrome 5.56 Bolt Carrier Group 158 Carpenter SP/HPT/MPI The Sons of Liberty Gun Works (SOLGW) Hard Chrome Bolt Carrier Group is built to be the heart of your AR platform—precision-engineered for reliability, durability, and performance...