Criterion Barrels M118LR SBN Barrel 18in Hybrid Rifle 308 Win 1-10 5-24

The Criterion Barrels M118LR SBN BARREL in 18" rifle-length, Black finish, is a precision AR .308 Winchester upgrade designed for demanding long-range accuracy, delivering an AR-308 platform with a hybrid contour that balances weight and rigidity for steady recoil control. This AR 308 M118LR barrel features a 1-10 twist rate for versatile bullet selection, 5/8-24 muzzle threads for compatible suppressors and devices, and a rifle-length gas system that promotes reliable cycling and smoother recoil impulse. Weighing approximately 2.65 lbs, the 18" Hybrid contour combines stiffness with practical maneuverability, helping shooters achieve tight groups at distance with consistent muzzle velocity. Engineered by Criterion Barrels, this Black finished barrel is built to meet high standards of precision and durability, optimized for AR .308 compatibility and used for targeted engagement, varmint control, or precision rifle builds. Its blend of robust construction and refined geometry supports precision shooters who demand repeatable performance in endurance scenarios, enabling enhanced shot-to-shot consistency, improved hand-load efficiency, and dependable accuracy in competitive shooting, training, and hunting applications.