Diamondback Firearms M4 16" 5.56 NATO AR 15 Barrel

Diamondback Firearms M4 16" 5.56 NATO AR 15 Barrel The goal at Diamondback Barrels is to manufacture the finest, 100% American-made barrels and components in the industry. They offer excellent customer service, inventory management, and support for their products. Diamondback barrels leverage their manufacturing expertise to produce the most competitive and cost-effective barrels and parts for your personal use or to suit your company's needs. Features 16" Length 5.56 NATO 1:7 Twist M4 Profile 1/2X28 thread pitch Carbine-length gas system Melonite Finish Dimpled Made In the USA