PROOF Research PXT Carbon PR10 6.5 Creedmoor 22" 1:7.5 Rifle +2 Barrel

PROOF Research PXT Carbon PR10 6.5 Creedmoor 22" 1:7.5 Rifle +2 Barrel

The PROOF Research PXT Carbon PR10 is a premium carbon fiber AR-10/LR-308 pattern barrel chambered in 6.5 Creedmoor, engineered for precision-focused large-frame semi-automatic rifle builds. This configuration features a 22-inch barrel, 1:7.5 twist rate, 5-groove PXT rifling, Standard contour, 5/8x24 muzzle threads, Rifle +2 gas system, and .875-inch gas block diameter.

PROOF Research's carbon fiber barrel technology combines a precision steel barrel core with advanced carbon fiber construction to reduce overall weight while maintaining the rigidity expected from a precision-oriented barrel. The 22-inch length provides a balanced configuration for 6.5 Creedmoor performance, while the 1:7.5 twist and 5-groove PXT rifling provide a modern precision-focused bore configuration.

Designed for PR10 large-frame semi-automatic platforms, this barrel utilizes a Rifle +2 gas length and a .875-inch gas block journal. The muzzle is threaded 5/8x24 for compatible muzzle devices. With its combination of 6.5 Creedmoor chambering, carbon fiber construction, 22-inch length, Rifle +2 gas system, and PXT rifling, this PROOF Research barrel provides a premium foundation for a lightweight, precision-focused large-frame rifle build.