Bolt Carrier Groups

Roller Cam Pin with modified Gas Key for direct impingement-type rifles. Patriot Ordnance Factory, Roller Cam Pin Kit, For 223/AR15, Black Fits .223/5.56 For Direct Impingement-Type Rifles

High quality components and precise manufacturing make 2A parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years...

CMMG AR 22L Conversion Kit - Bravo 3 Mags Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with Three 25rd...

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...

Noveske marked with a black nitride finish. Carrier features 8620 steel with 158 Carpenter Steel bolt and 9310 tool steel extractor and cam pin. Much more than typical Parkerizing, phosphating or...

  5.56 Bolt Carrier Group --Black Phosphate Finish --Mil-Spec --Shot peened & MP tested bolt --Full Auto carrier w/staked carrier key

  The SureFire OBC is designed to greatly increase the reliability of an M4/M16/AR variant during both unsuppressed and suppressed firing. The OBC comes as a package with the OBC bolt carrer group as...

Stripped carrier is finished in an Ion Bonded Flat Dark Earth. Lowers friction and cleans easier.BCM® (MPI) complete bolt carrier group is fully assembled. (BCG) Bolt carrier group (auto version)...

  The Knight’s Armament SR-15/SR-16 Chrome Sand Cutter Bolt Carrier comes with grooves machined into the carrier, to allow for free movement and operation in extremely adverse conditions. ...

JP Enterprises AR-15 Titanium Firing Pin  

  JP .223 Enhanced Gas Rings As a replacement for traditional three-piece gas rings, the JPEGR-223 utilizes a one-piece design similar to the McFarland rings. Unlike the McFarland rings, though, our...

JP VMOS™ Bolt Carrier Large-Frame (.308) Stainless Steel QPQ Black Finish Heavy Version Cycling problems? The VMOS™ brings the discipline your rifle needs. For difficult setups like suppressed...