Faxon Firearms 16" Duty Series .300 Blackout Gunner Barrel

The 16" Duty Series .300 Blackout Gunner Barrel is engineered to deliver an ideal balance of accuracy, durability, and lightweight handling for AR-15 platforms chambered in .300 Blackout. Its unique Gunner profile reduces front-end weight while maintaining rigidity where it matters most, making it well-suited for hunting, defensive, and recreational shooting applications. Built from high-quality 4150 chrome moly steel and finished with a corrosion-resistant black nitride treatment, this barrel is designed for reliable long-term performance.

Product Features

• Chambered in .300 AAC Blackout
• 16-inch Duty Series barrel with lightweight Gunner profile
• Manufactured from durable 4150 chrome moly steel
• Black QPQ nitride finish for enhanced wear and corrosion resistance
• 1:8 twist rate stabilizes a wide range of bullet weights
• Carbine-length gas system for dependable cycling
• 5/8x24 threaded muzzle supports compatible muzzle devices and suppressors
• .750-inch gas block journal
• M4 feed ramp barrel extension for reliable feeding
• Designed to balance maneuverability with consistent accuracy
• Made in the USA