Diamondback DB 9mm Luger Vanadium Steel Pistol Barrel - 10in - Black Nitride - The DB Barrel is optimized with a 1:9.84 twist rate, providing excellent stabilization for 9mm projectiles, ensuring consistent accuracy. The barrel's durable Nitride finish enhances its longevity and gives it a sleek black appearance, while its material and design ensure reliable function even in high-stress scenarios. This barrel is an ideal choice for upgrading or building compact and versatile firearms, offering precision and reliability in a lightweight package. 1:9.84 Material: Chrome Moly Vanadium Steel Finish: Black Nitride