Get ready to enhance your shooting experience with the Guntec USA 10.5" 300 AAC Blackout Barrel, meticulously crafted for firearm enthusiasts. This barrel, constructed from 4150 Chromoly steel, promises unmatched durability and performance, ensuring reliable operation in even the toughest environments. 10.5-inch length for optimal pistol-length gas system Corrosion-resistant black nitride coating for enhanced durability .750 diameter compatible with various muzzle devices 1:8 twist rate for improved bullet stabilization and accuracy 5/8 by 24 thread for compatibility with suppressors and muzzle brakes Upgrade your firearm with the Guntec USA 10.5" 300 AAC Blackout Barrel for superior shooting performance.