Bolt Carrier Groups

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...

Sons of Liberty Gun Works - Bolt Carrier Group - Scalper Logo For 223/556 With Manganese Phosphate Finish

The LBE AR Bolt Kit includes the bolt, firing pin, cam pin and firing pin retaining pin. Made in the USA. LBE Unlimited, AR Bolt Kit, Includes Bolt, Firing Pin, Cam Pin, and Retaining Pin Fits AR-15 158 Carpenter Steel Bolt Made in the USA

This EXO Nickel Boron coated firing pin provides a permanently lubricious surface for extreme durability and increased wear and corrosion resistance.

Bootleg, Four Position Adjustable Carrier, AR-10, Complete, Black Finish (No Bolt)  

San Tan Tactical Enhanced BCG Black Nitride 6MM ARC San Tan Tactical believes in America, and the heritage upon which this great nation was built. They only use the highest quality machine's in conjunction with the highest quality American made...

San Tan Tactical Enhanced Bolt Carrier Group Black Nitride Finish 6MM ARC San Tan Tactical believes in America, and the heritage upon which this great nation was built. They only use the highest quality machine's in conjunction with the highest quality...

The 2A Armament AR10 Full Mass Carrier (FMC) was designed and manufactured as a high-quality, full mass bolt carrier group for LR-.308 DPMS style rifles. We manufacture the carrier and bolt in-house to ensure fit and function...

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...

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 Stainless SteelBolt Assembly: Machined from...

DESCRIPTION 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...

This BCG is designed to operate with either 6.5 Grendel or Hornady's new 6mm ARC. Will not work with CMMG MkW platform. It is designed for standard AR variants. CMMG, AR15 Bolt Carrier Group, 6.5 Grendel or 6MM ARC, Black CALIBER: 6.5 Grendel/6mm...