Product DescriptionReplace a worn barrel or complete your next build with the Diamondback DB Barrel in .300 Blackout. This 10-inch, heavy-profile barrel is made from 4150 chrome moly vanadium (CMV) steel and finished in durable black nitride for enhanced corrosion resistance and long service life. Designed around a pistol-length gas system and a 1:8 twist rate, it's a compact, reliable choice for AR-15 style .300 Blackout platforms and compatible muzzle devices (threading may vary by production run-verify before purchase).Product Highlights 10-inch .300 Blackout barrel optimized for compact AR-15 pistol/SBR-style builds 4150 chrome moly vanadium steel construction for strength and heat resistance Black nitride finish helps improve wear and corrosion resistance Pistol-length gas system for reliable cycling on short-barrel configurations Heavy profile with M4 feed ramps for durability and dependable feedingSpecs Brand: Diamondback Manufacturer Part Number: 300P10H50B8R UPC: 815875019190 Caliber: 300 Blackout Barrel Length: 10 in Gas System Length: Pistol-length Twist Rate: 1:8 Material: 4150 Chrome Moly Vanadium (CMV) steel Finish/Coating: Black Nitride Profile: Heavy Feed Ramps: M4 Weight: 1.30 lbDisclaimer: 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.