Faxon Firearms 5.56 NATO 16-inch Gunner Barrel with Pinned Gas Block, Nitride

The Faxon Firearms 5.56 NATO Gunner Barrel (brand part no. 15A58M16NGQ-APGB) is a 16-inch AR-15 barrel with a 1-in-8 twist rate, a Gunner-profile contour that’s lighter than a full government profile while staying heavier than a pencil barrel, and a gas block pinned in place. It’s nitride finished for corrosion resistance and wear life.

Key Specifications

• Measures 16 inches long, clearing the federal minimum rifle barrel length.
• Chambered in 5.56×45 NATO.
• Uses a 1-in-8 twist rate, suited to a wide range of 5.56/.223 bullet weights.
• Carries a Gunner profile, a mid-weight contour between government and pencil profiles.
• The gas block is pinned in place.
• Finished in nitride for corrosion resistance and wear life.

Frequently Asked Questions

Is this barrel legal without any special paperwork? Yes, at 16 inches it clears the federal minimum rifle barrel length, so no NFA registration is required.

What twist rate does this barrel use? A 1-in-8 twist, suited to a wide range of 5.56/.223 bullet weights.

Is the gas block permanently attached? It’s pinned in place rather than held only by set screws.

Buy the Faxon 5.56 NATO 16-inch Gunner Barrel with Pinned Gas Block

Order the Faxon Firearms 5.56 NATO Gunner Barrel through our Faxon Firearms lineup at Schaefer Defense and we will ship it fast, fully insured, from our Lubbock, TX gun shop, along with more rifle parts.