Bolt Carrier Groups

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

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...

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...

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...

The 2A Armament AR10 Titanium Regulated Bolt Carrier Group is an excellent option for running a large frame rifle with or without a suppressor all while saving an incredible amount of weight. With the ability to regulate your AR10 gas system, you are...

BCG components are NiB-X coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial...

The Aero Precision PRO 5.56 Bolt Carrier Group is built from the ground up to meet the demands of the most extreme conditions. Each component and manufacturing process of the PRO 5.56 Bolt Carrier Group was deliberately chosen to increase the reliable...

Odin Works, Bolt Carrier Group, 6.5 Grendel, Black Nitride Type 2 6.5 Grendel bolt face Material: Case Hardened 8620 Steel Bolt Material: Case Hardened 9310 Steel Finish: All Bolt components - Shot Peened and Manganese Phosphate or Black...

The Advanced Direct Impingement Bolt Carrier Group offers superior performance, increased reliability, and longer part replacement life cycles than the MIL-STD components. These gains are achieved through LWRCI's design technology paired with...

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