Failzero EXO Nickel Boron 6.5 Grendel (Type II) Bolt Carrier Group

Vendor: FailZero


FailZero EXO Coated 6.5 Grendel Type II Bolt Carrier Group

FailZero 6.5 Grendel II BCG Features:

Failzero uses a patented NIB Process When Coating their Bolt Carrier Groups that gives their coating the most boron content in the field of Nickel boron coating.  The Revolutionary coating  gives the most consistent and durable quality coating in the firearms industry using only quality components that are made in America. 
The Failzero AR-15 Platform 6.5 Grendel II Bolt Carrier group has upgraded extractor parts including a heavy spring, silicone insert, and o-ring for increased extraction tension.  The 6.5 Grendel II Bolt Assembly is fully assembled and a direct drop in replacement right out of the package.  The parts that are EXO Coated provide a permanent dry lube inside your AR for durability and corrosion Resistance and reduce friction tor a better performing cycle of your AR-15 platform rifle.  
Special Note: This is a Grendel Type II Bolt Carrier Group and is not to be used in a barrel that is Type I or could cause injury or damage because of the headspace tolerance between the Type I and Type II.

Failzero 6.5 Grendel II BCG Specifications: 

  • 6.5 Grendel II Bolt Carrier Group
  • EXO Nickel Boron coated
  • Carrier, Bolt, Extractor, Cam Pin, gas key, and firing pin coated
  • fits all AR-15/M-16 Mil-Spec Uppers
  • M16 Bolt Carrier Cut
  • FailZero Logo Engraved into carrier
  • Weight 11.2 oz.