Faxon Firearms Duty Series 7.5 Inch 5.56mm Pistol Length Govt/Socom 4150 QPQ Nitride AR-15 Barrel

Faxon Firearms 5.56 NATO 7.5" Government/SOCOM Profile AR-15 Barrel. Machined from 4150 Mil-Spec steel and finished inside and out with black nitride, this 7.5" barrel is button-rifled and designed for the AR-15 platform. Chambered for 5.56×45mm NATO / .223 Rem, it features a 1:8 twist rate, carbine-length gas system, 1/2" × 28 TPI muzzle threads, M4 barrel extension, and an 11° target crown. The Government/SOCOM profile blends strength and reduced weight for a durable, maneuverable build—ideal for short-barrel ARs, PCC builds, or as an upgrade to your current rifle.

Features

• Barrel Material: 4150 CMV (Mil-Spec)
• Barrel Type: Button Rifled
• Caliber: 5.56 NATO / .223 Rem
• Twist Rate: 1:8
• Length: 7.5" (7-1/2")
• Profile: Government / SOCOM
• Gas System: Carbine-length
• Inside Finish: Black Nitride
• Outside Finish: Black Nitride
• Muzzle Thread: 1/2" × 28 TPI
• Gas Block Diameter (journal): .750"
• Gas Block Journal Length: 1.9"
• Barrel Extension: M4
• Weight: 0.89 lbs
• Inspection: Magnetic Particle Inspected
• Muzzle: 11° target crown
• Manufacturer: Faxon Firearms