Faxon Duty 556 12.5 Carbine Barrel

Faxon Duty Series 5.56 NATO Carbine Barrel

The Faxon Duty Series represents a straightforward approach to AR-15 barrel manufacturing. This 12.5-inch 5.56 NATO barrel delivers the compact handling characteristics demanded by modern shooters without sacrificing reliability or accuracy.

Key Features

• Caliber: 5.56 NATO
• Length: 12.5 inches
• Twist Rate: 1:8 (stabilizes a wide range of bullet weights)
• Material: 4150 chromium molybdenum vanadium steel
• Finish: Black chrome for corrosion resistance and durability
• Profile: Medium taper for balanced weight and stiffness
• Mag Phosphate Interior: Protects bore and chamber from corrosion

Performance and Application

This barrel excels in close-quarters and intermediate-range shooting. The 1:8 twist rate handles everything from lightweight training rounds to heavier tactical loads, making it versatile for both civilian and professional applications. The medium taper profile strikes a practical balance—stiff enough for accuracy, light enough for handling.

The black chrome finish and mag phosphate interior ensure long-term reliability in demanding conditions. This is a no-nonsense barrel built to work.