Elevate your shooting performance with the Guntec USA 18" .308 Cal 1:10 Twist 4150 Barrel, engineered for precision and durability. Constructed from high-quality 4150 Chrome Moly Steel, this barrel is designed to withstand the rigors of shooting while delivering unparalleled accuracy and consistency. 1:10 Twist for optimal bullet stabilization 5/8 x 24 Thread for compatibility with various muzzle devices .750 Gas Platform System for reliable cycling Weighs only 45.2 oz, perfect for a balanced rifle setup Finished with Black Nitride QPQ Coating for enhanced corrosion resistance Rifle Length Gas System for improved gas flow Overall length of 18" for versatile applications Choose the Guntec USA Barrel for your next build and experience superior performance.