Faxon Firearms Duty Series 5.56 NATO Medium Taper 4150 CMV Carbine Length AR-15 Barrel - 12.5" - Phosphate

The Faxon Firearms Duty Series 5.56 NATO AR-15 Barrel is a 20-inch, medium taper barrel designed for consistent accuracy and long-term performance. It is machined from 4150 chrome moly vanadium (CMV) steel, button rifled, and stress relieved to provide reliable precision. The chrome-lined bore and magnetic particle inspection contribute to barrel durability and quality assurance, while the 1:7 twist rate stabilizes a wide range of bullet weights. This barrel uses a carbine-length gas system and is compatible with standard .750" gas blocks. The exterior is treated with a phosphate finish to improve wear resistance in harsh environments. This barrel is manufactured in the United States.

Features:

• 12.5" medium taper profile barrel
• 5.56 NATO chamber
• 4150 CMV steel construction
• Button rifled with 1:7 twist rate
• Gas block diameter: .750"
• Barrel extension: M4
• Chrome-lined bore and phosphate exterior finish
• Carbine-length gas system with .750" gas block diameter
• Magnetic particle inspected