223/556/300 Blackout Toolcraft M16/AR-15 Bolt Carrier Group Nickel Boron Finish


We Perform Mandatory Headspace Check on Every Bolt Assembly or Bolt Carrier Group with Complete Upper Receiver When You Purchase in Our Store Prior Shipping

In stock

SKU: AR593A Category: Tag:


Toolcraft Nikel BoronFinish Bolt Carrier Group


  • AR -15 /M16 Platform, Standard Carrier Style
  • Bolt Made from 9310 Highest Grade Steel Material
  • Carrier 8620 Carpenter Steel Material
  • Gas key made from 4130 Steel, Crane Type O Ring
  • Comes With Lifetime Warranty
  • MPI Inspected, Staked Gas Key