Diamondback DB 5.56mm NATO Vanadium Steel Pistol Barrel - 10in - Black Nitride - The DB Barrel by Diamondback features a medium profile with a carbine length gas system, ensuring reliable performance and optimal balance. The 10in length makes it suitable for a variety of applications, from tactical use to recreational shooting. The 1: 8 twist rate provides excellent stabilization for a wide range of bullet weights, enhancing accuracy and versatility. Constructed from chrome moly vanadium steel, this barrel is designed to withstand the rigors of heavy use while maintaining its integrity. The nitride finish not only adds to the barrel's durability but also gives it a sleek, black appearance. 1:8 Threaded Barrel: 1/2 x 28 Material: Chrome Moly Vanadium Steel Barrel Type: Carbine Length Medium Profile