Faxon Firearms Bolt Carrier Group Type 2 6.5 Grendel/6mm ARC/22 ARC Salt Bath Nitride 9310 Steel

The Faxon Superfinished 6.5 Grendel/ARC Type 2 Bolt Carrier Group (Nitride) is engineered for reliable function in the Grendel/ARC bolt-face family. It uses 9310 tool steel for the bolt, nitrided for increased surface hardness and superior corrosion resistance. Features include full MPI testing, chamfered bolt lugs, superfinished carrier to reduce friction, and full MIL-SPEC heat treatment. Gas keys are grade 8 fasteners, fully staked, and the BCG is full-auto rated to maintain reliable function for full-auto and multi-stage trigger systems.