6.5 Grendel Nickel Boron BCG

6.5 Grendel Nickel Boron BCG

Toolcraft 6.5 Grendel Nickel Boron BCG is a Full Auto BCG for your AR15 platform.  This Type II BCG is manufactured using a 9310 steel bolt and a 8620 steel carrier.  Together they make up one of the most popular, and well built bolt carrier groups on the market.  What’s more, is Arm or Ally is proud to add Toolcraft products to our already fantastic line up of reputable manufacturers.  This provides our customers with the best available AR parts at affordable prices.  Toolcraft is a major OEM manufacturer for the U.S. Military and many other rifle manufacturers.  Forget the fancy logo at a $50 premium.  Because it’s 100% made in the USA, North Carolina you can have confidence that your rifle has a premium part.  If ever a problem, simply call Toolcraft and they will take excellent care of you with their no questions asked Lifetime Warranty.

Carrier Specifications

Material: 8620 Steel

Type: Full Auto (Preferred for most AR-15 builds)

Gas Key Material:  4130 Steel; Grade 8 Gas Key Screws

Coating:  Nickel Boron

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