Faxon Firearms, 10.5" SOCOM Series Barrel, 4150 QPQ Nitride, Carbine Length Gas, 5.56mm

The Faxon Duty Series 10.5" SOCOM Profile 5.56 NATO barrel blends compact handling with improved dwell and gas timing from a carbine-length system. Machined from certified 4150 CMV, button-rifled with a 1:8 twist, and finished inside and out with durable black nitride, this 10.5" SOCOM barrel is built for reliability, heat resistance, and consistent accuracy in duty and tactical carbines.

KEY BENEFITS

• Optimized carbine length: 10.5" gives better dwell and gas timing compared to shorter pistol-length barrels for smoother, more reliable cycling.
• Duty-grade construction: 4150 CMV steel plus nitride finish for long life under hard use and corrosion resistance.
• Accuracy-focused details: Fully stress relieved, air-gauge tested, and finished with an 11° target crown for repeatable performance.
• Universal muzzle compatibility: 1/2-28 threading accepts common brakes, compensators, and direct-thread suppressor adapters.
• Robust gas compatibility: Carbine-length gas and .750" gas block journal support reliable operation across ammunition types.
• Strict quality control: Magnetic particle inspected, individually headspace-checked with hardened gauges.

SPECIFICATIONS