Description
Faxon 0 FF308BCGCNITRIDE Black AR-10 Full-Mass Bolt Carrier Group – Nitride Improvements, UPC: 816341020917
The Faxon .308 / 6.5 Creedmoor Full-Mass Bolt Carrier Group features a robust 9310 tool steel bolt for enhanced strength and durability. Nitriding improves surface hardness and corrosion resistance, while the superfinished design reduces friction for smoother operation. Fully MPI tested for reliability, this bolt carrier group is ideal for high-pressure hand loads and is compatible with full-auto fire control systems.
Specs:
Improvements include using 9310 tool steel for the bolt, which is stronger and nitriding the assembly to increase surface hardness, decrease resistance, and have superior corrosion resistance compared to typical chrome and phosphasted bolt carrier groups. All bolts are fully MPI tested to ensure the material is sound and without defects. Bolt lugs are chamfered 45 degrees to ensure reliable action for even the highest pressure hand loads and fast lightweight actions. Faxon Bolt Carrier Groups are Superfinished to reduce friction, increase smoothness of operation, and reduce fouling. Further, they are full-Auto rated and maintain the trip for full-auto fire control groups and new multi-stage trigger systems. Gas keys use grade 8 fasteners and are fully staked for a lifetime of service. Technical Specifications Bolt: 9310 Tool Steel Construction (Stronger than C158) Full MIL-SPEC Heat Treatment Shot Peened to MIL-SPEC Magnetic Particle Inspection (MPI) Back of Lugs Chamfered for Reliability .308 Spec Springs, & Dual O-Ring Installed QPQ -Salt Bath Nitrided Extractor: S7 Tool Steel Construction Fully Heat Treated Shot Peened Per MIL-SPEC Black Oxide Coated Carrier & Key: Superfinished Carrier Carrier: MIL-SPEC 8620 Steel Material Key: 4140 Steel Material Fully Heat Treated Forward Assist Serrations Grade 8 Fasteners Fully & Properly Staked Key, Permatex Sealed QPQ -Salt Bath Nitrided Cam Pin: 4140 Pre-Hardended Steel Material QPQ -Salt Bath Nitride ***Note*** Bolt carriers ordered and deployed with barrels not specifically checked by Faxon for headspacing MUST be checked to ensure safe and reliable function. Faxon recommends Pacific Tool & Gauge headspace kits for all measurements. For detailed instructions on headspacing, see our blog post for instructions.Faxon FF308BCGCNITRIDE AR-10 .308/6.5 Creedmoor Bolt Carrier Group Black
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