The Tiger Rock Inc. BR308-12N AR-10/LR-308 barrel offers unmatched precision and reliability, tailored for professional shooters. Manufactured in the USA using high-quality 4150 CMV barrel steel, this 12.5-inch carbine length barrel combines enhanced maneuverability with a durable design. 1:10 twist rate for enhanced shot stability and accuracy Carbine gas system for reliable cycling Black nitride finish for corrosion resistance DPMS compatible for versatile builds Engineered for high-performance shooting Transform your shooting capabilities with the Tiger Rock BR308-12N, where exceptional craftsmanship meets superior performance.