Proof Research AR-Style Barrel 6.5 Creedmoor 22" Rifle +2 Length Gas System 1:8" Twist Carbon Fiber Wrapped - 100639

This Proof Research AR-style rifle barrel is chambered in 6.5 Creedmoor with a 22-inch length, 1:8 inch twist rate, and heavy contour. The barrel features 416R stainless steel construction wrapped in carbon fiber, delivering up to 64% weight reduction compared to traditional steel while maintaining match-grade accuracy and improved heat dissipation. It includes M4 feed ramps and 5/8-24 tpi threading for standard muzzle device installation.