Diamondback DB 5.56mm NATO Vanadium Steel Pistol Barrel - 7in - Black Nitride - The DB Barrel is engineered with a 1:8 twist rate, allowing it to stabilize a variety of bullet weights for versatile performance. The pistol-length gas system ensures reliable cycling and functionality, even in compact configurations. Its heavy profile provides added rigidity and improved heat resistance during sustained firing. The Nitride finish offers a sleek black appearance and exceptional wear resistance, making it well-suited for demanding applications. This barrel is an ideal choice for creating compact and reliable platforms for tactical, recreational, or defensive use. 1:8 Threaded Barrel: 1/2 x 28 Material: Chrome Moly Vanadium Steel Barrel Type: Heavy Profile, Pistol-Length Gas System