JP Enterprises FMOS Full Mass Bolt Carrier Group 6.5 Grendel/6mm ARC, Black

The J P Enterprises 6.5 Grendel/6mm ARC full mass bolt carrier group is a top-tier component designed for those who demand the utmost in reliability and durability from their firearms. Crafted from high-grade 9310 steel, this precision machined bolt-and-carrier group offers a lifespan that far exceeds that of standard mil-spec bolts, ensuring long-term performance and dependability. Engineered to replicate the normal carrier weight, this bolt carrier group is ideal for duty rifles or any scenari