The Faxon Firearms AR-15 Gunner Big Bore Barrel in .458 SOCOM delivers a precision-crafted 16-inch Gunner Contour with a 1-14 twist and nitrided finish for enhanced durability and corrosion resistance, making it an ideal upgrade for serious shooters seeking reliable performance with big bore power. This AR-15 barrel is designed for compatibility with the AR-15 platform and features a carbine-length gas system that helps balance reliability and recoil control when launching .458 SOCOM rounds, while the 11/16-24 muzzle threads enable straightforward accessory integration for muzzle devices and compensators. Built to deliver consistent accuracy, the .458 SOCOM chambering pairs well with proven big bore loads, enabling enhanced downrange energy and improved penetration for field use or enthusiastic range sessions. The combination of a robust nitrided finish, precise machining, and the Gunner contour philosophy provides a steady sight picture and repeatable groups, making it an excellent choice for shooters looking to expand their AR-15 capabilities without sacrificing handling or balance. This barrels rugged design and tuned dimensions help maximize performance in rifle builds that demand power, reliability, and a clean, professional appearance.