Product Description Upgrade your rifle or complete your custom AR-10/.308 build with the Diamondback DB Barrel chambered in .308 Winchester. This 18-inch OEM replacement barrel is built from premium 4150 Chrome Moly Vanadium (CMV) steel, delivering the strength, durability, and long-term reliability that demanding shooters require. The Black Nitride finish provides excellent corrosion resistance and a hardened, wear-resistant surface that holds up through extensive use. Paired with a rifle-length gas system, this barrel maximizes muzzle velocity and reduces felt recoil, making it an excellent choice for both precision shooting and general-purpose builds. Product Highlights Chambered in .308 Winchester for powerful, versatile performance across a wide range of applications 18-inch barrel with a rifle-length gas system for improved velocity, smoother cycling, and reduced felt recoil Crafted from 4150 Chrome Moly Vanadium (CMV) steel for superior strength, toughness, and longevity Black Nitride finish delivers outstanding corrosion resistance and a hardened, wear-resistant exterior surface OEM replacement quality construction -- ideal for barrel upgrades or new .308/AR-10 platform builds Specs Brand: Diamondback Caliber: .308 Winchester Barrel Length: 18" Gas System: Rifle-Length Material: 4150 Chrome Moly Vanadium (CMV) Steel Finish: Black Nitride MPN: DB308R18M50B10-R UPC: 815875019114 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. ]]>