Bolt Carrier Groups

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...

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

We look at the bolt carrier group as the heart of the gun. If the gas port is the lungs, then the bolt carrier group is the heart. It’s what drives the entire gun. If you look at the AR platform’s cycle of operations, everything happens...

Front Sight Kit Includes: Front sight post A2 - square Front sight spring Front sight detent

DD 5.56mm Bolt Carrier Group, Complete, F/A, HP & MPI Tested Daniel Defense 5.56 NATO (5.56x45mm & .223 Remington) / 300 Blackout (7.6x35mm) full-auto compatible, M16 Profile, complete bolt carrier group assembly. CARRIER Machined from 8620...

LanTac USA -  Bolt Carrier Group, Nickel Boron Coated, 308WIN E-BCG This DPMS Style 308 BCG is precision machined from 8620 Steel with a 9310 Precision Hard Ground Bolt. The entire carrier assembly is NiB, Electroless Nickel Boron coated with the...

TRIARC Systems Milspec AR15/M16 BCG - NP3 FULL AUTO RATEDMaterial: Case Hardened 8620 SteelFinish: NP3Gas Key: 4140 Steel, attached with Grade 8 hardware and properly stakedCam Pin: Hardened 4140 cam pinFiring Pin: 17-4...

Bauer Precision 5.56 Firing Pin Standard Firing Pin for all AR15 platform bolt Carriers.  

Bauer Precision 5.56 Firing Pin Retainer  Standard Firing Pin Cotter Key that holds the firing pin in the BCG

Bauer Precision Nitride Cam Pin for a standard 5.56 Bolt and Carrier. 

Bauer Precision 6.5 Grendel MPI Nitride Bolt Assembly  INCLUDES: Bolt Gas Rings Extractor & Spring  

Bauer Precision 5.56 MPI Nitride Bolt Assembly  INCLUDES: Bolt Gas Rings Extractor & Spring