The Tiger Rock BR9-10 AR-9/9X19 10.5" Pistol Barrel elevates firearm performance and reliability. Crafted specifically for AR-15 platforms, this barrel offers a perfect 10.5-inch length for exceptional accuracy and agility. 1:10 twist rate for superior round stabilization Constructed from high-quality 4150 gun steel, heat-treated for durability Black nitride finish provides enhanced corrosion resistance and easy maintenance Compatible with 1/2x36" muzzle devices Proudly made in the USA, showcasing outstanding craftsmanship Enhance your shooting experience with the Tiger Rock pistol barrel, engineered for precision and longevity.