AXTS Weapon Systems proudly provides made in the USA innovative precision components for your AR-15 platform rifles. When you need parts machined to the tightest tolerances made with the highest quality materials, turn to AXTS.
The Black Nitride BCG is an absolute must for every serious AR aficionado. The carrier is constructed from case hardened 8620 steel with a properly staked 4130 steel gas key. The case hardened 9310 steel bolt is shot peened for hardness, then HPT/MPI tested. The bolt lugs are CNC ground after heat treating to ensure the best fit and greatest accuracy. Then it's all self lubricating black nitride treated! This may seem like is rare high quality production in the firearms industry, but just a normal days work for AXTS Weapon Systems.

Features and Specifications:
Manufacturer Number:R0081
AXTS Weapon Systems Bolt Carrier Group BCG-556
.223 Rem/5.56 NATO AR15 BCG
Case Hardened 8620 Steel Carrier
Properly Staked 4130 Steel Gas Key
Case Hardened 9310 Steel Bolt
Shot Peened
HPT High Pressure Tested
MPI Magnetic Particle Inspected
CNC Ground Bolt Lugs
Self Lubricating
Black Nitride Finish