FailZero M16/M4 Bolt Carrier Group, EXO Nickel Boron Coated, No Hammer, Nickel Finish

The FailZero FZ-M16-NH is a fully assembled, drop-in ready M16/M4 Bolt Carrier Group coated in FailZero's patented EXO Nickel Boron technology — the most advanced bolt carrier group coating in the industry. When failure is not an option, FailZero is the undisputed standard. This BCG arrives completely assembled and ready to install directly into most mil-spec AR-15, M4, and M16 upper receivers without any fitting, lapping, or modification required.

Key Specifications

• Manufacturer: FailZero
• Coating: Patented EXO Nickel Boron (NiB), Nickel Finish
• Assembly: Fully assembled, drop-in ready
• Caliber Compatibility: 5.56x45mm NATO / .223 Remington
• Carrier Type: M16/M4 full mass carrier
• Platform: AR-15, M4, M16 mil-spec upper receivers
• Hammer Included: No

WARNING This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. You must be 18+ years old to shop and or purchase on our website and 21+ to purchase Ammunition/Firearms. Check local laws before ordering as you certify you are of legal age and satisfy all federal, state, and local legal/regulatory requirements. There are NO returns or exchanges on armor, firearms, ammunition, PPE equipment. Ammo ships UPS ground to the lower 48 states.
We reserve the right to fix any critical errors.