FailZero Fz 6mm Arc Nh Bolt Carrier Group Nickel Boron Silver Mil Spec Upper

The FailZero 6MM ARC BCG No Hammer (NH) is a ready-to-install bolt carrier group for Mil-Spec upper receivers chambered in 6MM ARC, engineered to deliver reliable, high-performance cycling with a focus on longevity. This silver-finished Nickel Boron treated BCG provides permanent dry lubricity, extreme durability, and enhanced wear and corrosion resistance, ensuring smooth operation under demanding conditions. All critical components are coated with EXO Nickel Boron Technology, contributing to reduced friction and easier cleaning while maintaining consistent performance shot after shot. Designed for seamless drop-in compatibility, the FailZero FZ-6MM-ARC-NH BCG emphasizes a clean, efficient profile that helps maintain proper gas-seal and reliable extraction without the need for additional work or adjustments. Its No Hammer designation signals a streamlined setup that supports fast maintenance and reuse across standard rifle platforms, while the corrosion-resistant finish helps withstand harsh environments and challenging field conditions. Whether youre building a precision-oriented 6MM ARC rifle or upgrading an existing upper, this bolt carrier group combines proven FailZero craftsmanship with modern surface treatment to maximize reliability, ease of maintenance, and long-term value.