Bolt Carrier Group

Complete Mk3 bolt carrier group.Features :8620 Steel CarrierPhosphate Finish9310 Steel Bolt

Black Rain Ordnance, Inc. is a precision firearms manufacturer specializing in modern sporting rifle designs and high quality accessories.Features :For Left Side Ejecting UppersNickel Boron Coated223/556Bolt and Carrier Group

2a Armament Bolt Carrier Group, Titanium Regulated Bolt Carrier Group, Ar PlatfromProduct Type: Bolt Carrier Group

Battle Arms Development, Inc. Bad-ebcg-m16, Enhanced Bolt Carrier Group, Black Finish Bad-ebcg-m16Model: BAD-EBCG-M16Product Type: Bolt Carrier GroupDescription: Enhanced Bolt Carrier Group

This 45 ACP bolt carrier group is compatible with GLOCK 45 ACP AR-15 (AR-45) builds. It features removable weight for use with the Law Tactical folding stock adapter.Features :For Use with a Standard AR-15 HammerQPQ Black Nitride FinishMachined from 8620...

This BCG is designed to operate with either 6.5 Grendel or Hornadys new 6mm ARC. Will not work with CMMG MkW platform. It is designed for standard AR variants.Features :CALIBER: 6.5 Grendel/6mm ARC

This 9mm AR Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. The FailZero 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. All critical parts are coated with EXO...

This 9mm bolt carrier group is compatible with both GLOCK and Colt style 9mm AR-15 magazines without any further modifications. It features removable weight for use with the Law Tactical folding stock adapter.Features :For Use with a Standard AR-15...