Faxon Firearms Gunner Duty 5.56 NATO 12.5 in Nitride 4150 CMV AR-15 Barrel

The Faxon Firearms Gunner Duty Series 5.56 NATO 12.5" Black Nitride 4150 CMV barrel delivers a robust AR-15 platform upgrade built for precision and reliability in demanding field and range scenarios. Crafted from 4150 CMV with a durable nitride finish, this 12.5-inch barrel pairs a true 1:8 twist to stabilize a broad range of 55 to 77 grain projectiles, making it a versatile choice for duty-style rifles, home defense setups, or sport rifles. Its AR-15 fit ensures straightforward compatibility w