Faxon Duty Series AR-15 Barrel 5.56x45mm NATO 16" Pencil Contour 1:8" Twist Nitride with Pinned Gas Block

Overview

The Faxon Duty Series 16-inch AR-15 barrel is chambered in 5.56x45mm NATO and features a pencil contour profile with a 1:8" twist rate. Manufactured from 4150 steel, the barrel is finished with a QPQ nitride coating for enhanced durability and corrosion resistance. Each unit is magnetic particle inspected (MPI) and air-gauge tested to ensure superior surface quality and accuracy. The barrel includes a pinned gas block, an M4 barrel extension, and an 11-degree target crown. Its design is optimized for weight reduction while remaining compatible with long-term suppressor use.

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