Bolt Carrier Groups

Your Bolt Carrier Group is one of the most critical parts of your build. Don't buy an imitation. This is the Spike's Tactical BCG with Nickel Boron Coating. Nickel Boron Coating Inside and Out (Bolt, Carrier, and Gas Key) Laser Engraved with ST...

LanTac USA Enhanced BCG Full Auto 5.56 Black M16 Full Auto Style for increased mass and lock time.Our BCG is precision machined from 8620 steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected. The entire...

  FailZero M16/4 Full-Auto BCG - No Hammer - Black Nickel Boron EXO This BCG is perfect for shooters looking for a tactical advantage resulting from the non-reflective properties. The carrier comes with a black topcoat/exterior with FailZero EXO...

  FailZero AR15 Semi-Auto BCG - No Hammer - Black Nickel Boron EXO This BCG is perfect for shooters looking for a tactical advantage resulting from the non-reflective properties. The carrier comes with a black topcoat/exterior with FailZero...

  Battle Arms Development BAD-BCG-M16 Bolt Carrier Group M16 M16 Full Auto Carrier 9310 Bolt Black Nitride Finish Complete bolt carrier group with carrier, bolt, properly staked gas key, cam pin, retaining pin and firing pin.

  Spikes Tactical AR15 Lightweight Nickel Boron BCG HPT/MPI Now you can get a proven Spike's Tactical Lightweight M16 BCG Coated in Nickel Boron! If you’re looking for the finest BCG on the market today, search no more! This is the...

  Bootleg Adjustable Carrier AR15 .223/5.56mm Complete Bolt carrier group, Machined from S7 Tool Steel, Lithium Isonite Coating, 4 Setting Adjustable Vent System relieves excess gas pressure created from suppressor use creating longer dwell time...

LANTAC E-BCG, Enhanced Bolt Carrier Group M16 Full Auto Style for increased mass and lock time. The new BCG is precision machined from 8620 Steel with a shot peened bolt manufactured from Carpenter 158 and Magnetically Particle Inspected. The...

  The POF Roller Cam Pin reduces friction and drag of the bolt carrier. The roller cam pin rolls as the action moves. The roller cam pin is NP3 coated and the body is Milspec hard chrome plated. This allows the pin to operate without lube. This...

  Spike's Tactical HPT/MPI M16 Bolt Carrier Group (223/5.56). Bolt carrier group specifications- -Mil-Spec 8620 tool steel M16 bolt carrier w/shrouded firing pin. -Carrier has 5.3.1.2 MIL-STD-171 phosphate finish inside and out with 1.2.2.2...

Noveske 5.56/300BLK Enhanced Bolt Carrier Group - DLC Coated Finish Bolt carrier group (full auto version) DLC exterior coated to Noveske specification with chrome lined bore. Machined to USGI specifications. Carrier is made out of Aircraft grade,...

LaRue Texas Spec 5.56 BCGThe LaRue Bolt Carrier Group (BCG) is a durable and reliable component used in our rifles and complete uppers. It has been tried and tested worldwide and is utilized by military, law enforcement, and recreational shooters. When...