Product DescriptionReplace a worn barrel or complete a compact AR-style build with the Diamondback DB Barrel chambered in 7.62x39mm. This 10-inch, medium-profile barrel is crafted from durable 4150 chrome moly vanadium (CMV) steel and finished in black nitride to help improve corrosion resistance and reduce friction. A carbine-length gas system is designed to promote reliable cycling, and the threaded muzzle makes it easy to add compatible muzzle devices.Product Highlights 10-inch 7.62x39mm barrel ideal for compact AR-style builds and replacements 4150 chrome moly vanadium (CMV) steel construction for strength and long service life Black nitride finish for enhanced corrosion resistance and smoother operation Carbine-length gas system designed for dependable function Medium profile with 5/8x24 threaded muzzle for common muzzle device compatibilitySpecs Brand: Diamondback Manufacturer Part Number: 762X39C10M50B95R UPC: 815875019206 Caliber: 7.62x39mm Barrel Length: 10 in Gas System Length: Carbine Profile: Medium Material: 4150 Chrome Moly Vanadium (CMV) steel Finish/Color: Black Nitride Twist Rate: 1:9.5 Muzzle Threads: 5/8x24 Feed Ramps: M4Disclaimer: 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 products manufacturer.