Product Description The Faxon Firearms Duty Series 5.56 NATO 16" Barrel is built for shooters who demand reliability and precision from their AR-15 platform. Machined from premium 4150 Chrome Moly Vanadium (CMV) steel, this carbine-length barrel offers exceptional hardness, wear resistance, and long-term durability. The Black Chrome Mag Phosphate finish delivers outstanding corrosion resistance while maintaining a clean, tactical matte black appearance. Button rifled with a 1:7" twist rate, the barrel effectively stabilizes a broad range of 5.56 NATO projectiles. A 1/2"x28 threaded muzzle ensures compatibility with a wide variety of standard muzzle devices, making this barrel a versatile and dependable choice for duty, home defense, and range use. Product Highlights Premium 4150 Chrome Moly Vanadium Steel: Delivers superior strength, hardness, and longevity far beyond standard barrel materials. Black Chrome Mag Phosphate Finish: Provides excellent corrosion and wear resistance with a tactical matte black appearance. Button Rifled with 1:7" Twist Rate: Ensures consistent accuracy and optimal stabilization for 5.56 NATO ammunition across a wide bullet weight range. 1/2"x28 Threaded Muzzle: Accepts virtually any standard muzzle device for enhanced versatility and customization. Carbine-Length Gas System: Provides reliable cycling and a proven, field-tested platform suited for duty and tactical applications. Specs Brand: Faxon Firearms Series: Duty Series Caliber: 5.56 NATO / .223 Remington Barrel Length: 16" Material: 4150 Chrome Moly Vanadium (CMV) Finish: Black Chrome Mag Phosphate Barrel Type: Button Rifled Twist Rate: 1:7" Thread Pattern: 1/2"x28 Diameter: .750" Weight: 1.22 lbs Color: Black UPC: 816341028661 MPN: 15A57C16N4PCL Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>