Bolt Carrier Groups

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,...

Mystic Black Low Mass Steel BCG – .223 / 5.56 / .300 AAC Blackout Bolt carrier group for AR15, M16, or M4 compatible with semi and full auto versions. Carrier is machined from Mil-Spec 8620 tool steel with shrouded firing pin and Mil-Spec chrome...

Forward Controls Design SCP SOTAR Cam Pin - Nitride 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...

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...

The Bolt Component Kit you've described is a specialized set of replacement parts specifically designed for the bolt of .223/5.56 AR rifles. This kit includes essential components that are crucial for the proper functioning of the bolt assembly. Here's a...

Firing pin retainer pin Material: Carbon Steel Heat Treat: HRC 45-50 Finish: Manganese Phosphate

This 6MM ARC Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil-Spec upper receivers chambered in 6MM ARC. All critical parts are coated with EXO Nickel Boron Technology that provides permanent dry lubricity, extreme...

High quality components and precise manufacturing make CMMG parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on. CMMG, AR15 Bolt...

Introducing true unparalleled innovation..   The Two-Piece Bolt Carrier Group.   No matter how hard we tried, we simply could not get the quality BCG we needed in our systems, so we not so simply made our own. Most BCG's on the market...