The Tiger Rock BR3108-N AR-300BLK/300AAC 10" Inch Pistol Length Barrel offers unrivaled performance tailored for .300 AAC Blackout enthusiasts. Engineered to enhance shooting precision, this barrel provides superior projectile stabilization and consistency, ensuring optimal results for both subsonic and supersonic ammunition. 10-inch length for agile handling and accuracy 1:8 twist rate for exceptional projectile stabilization .750" gas block diameter for easy customization Pistol gas system with 0.125" gas hole diameter for reduced recoil 5/8"x24 thread pitch for compatibility with various muzzle devices Black nitride finish for enhanced durability and corrosion resistance Proudly made in the USA for assured quality Elevate your AR-15 with the Tiger Rock BR3108-N barrel, ensuring reliability and performance with every shot.