FailZero M16/M4 Bolt Carrier Group – Black Nitride, No Hammer (FZ-NITRIDE-01-NH)

• Bolt carrier group for M16 M4 and AR-15 rifles with nitride finish
• Black nitride coating enhances durability and corrosion resistance
• Fully assembled unit designed for drop in installation in compatible uppers
• Precision manufacturing supports long term reliability and consistent function
• Durable construction suitable for high round count shooting applications
• Compatible with most mil spec AR-15 M16 and M4 upper receivers

The FailZero M16 M4 Bolt Carrier Group No Hammer Black Nitride is a bolt carrier group designed for cycling and chambering ammunition in M16, M4, and AR-15 rifles.

This FailZero M16 M4 Bolt Carrier Group is fully assembled and intended for installation in compatible upper receivers. It features a black nitride finish that provides a defined surface treatment with wear and corrosion resistance. The bolt carrier group is configured without a hammer and is categorized under bolts and bolt carrier groups. This product is used for maintaining standard rifle function during range use. In typical setups, the FailZero bolt carrier group includes internal components pre-installed for direct fitment. The nitride-coated surface represents a measurable material attribute, supporting consistent durability and long-term reliability in repeated cycling conditions.