The Fail Zero assembled bolt carrier group is chambered for 6.5 Grendel Type 2 AR-15 platforms. It is intended for use with most Mil-Spec upper receivers chambered in 6.5 Grendel and features EXO Nickel Boron treatment on critical components.

The assembled configuration includes an M16-cut bolt carrier and a listed No Hammer setup. Nickel Boron treatment is applied to the bolt, extractor, carrier, cam pin, carrier key, and firing pin.

Key Specifications

• The product type is an assembled bolt carrier group.
• The chambering is 6.5 Grendel Type 2.
• The compatible platform is an AR-15.
• The carrier uses an M16 cut.
• The listed configuration is No Hammer.
• The finish is Nickel Boron.
• The listed color is Silver.
• The bolt carrier group is intended for most Mil-Spec upper receivers chambered in 6.5 Grendel.
• The bolt and extractor receive EXO Nickel Boron treatment.
• The cam pin, carrier key, and firing pin receive EXO Nickel Boron treatment.

This configuration provides a purpose-built 6.5 Grendel bolt carrier group with a fully assembled design, specified component treatment, and compatibility information suited to informed AR-15 builders and maintainers.