Proof Research PXT Carbon Pre-Fit Barrel Defiance Ruckus 7 PRC 22" 1:8 Twist 5/8-24 Sendero

Proof Research PXT Carbon Pre-Fit Barrel Defiance Ruckus 7 PRC 22" 1:8 Twist 5/8-24 Sendero

The Proof Research PXT Carbon Fiber Pre-Fit Barrel for Defiance Ruckus actions is chambered in 7 PRC and engineered as a precision drop-in upgrade for shooters seeking lightweight performance and long-range accuracy. This configuration features a 22-inch length with a fast 1:8 twist rate optimized for stabilizing modern heavy-for-caliber 7mm projectiles and maximizing the ballistic potential of the 7 PRC cartridge. Proof Research Precision X Technology (PXT) incorporates precision 5-groove rifling designed to improve bore consistency, reduce fouling accumulation, and deliver repeatable accuracy across extended firing strings. The Sendero contour enhances barrel rigidity and harmonic stability while maintaining a lightweight profile ideal for hunting and precision rifle applications.

Built around a match-grade steel core wrapped in aerospace-grade carbon fiber, the PXT construction improves stiffness-to-weight ratio, enhances thermal stability, and minimizes point-of-impact shift during heat cycling and sustained firing. Technical specifications include a 5/8x24 threaded muzzle for suppressor and muzzle device compatibility and direct-fit compatibility with Defiance Ruckus actions for simplified installation and consistent headspacing. Designed for mountain hunting, western big game pursuits, and precision long-range shooting, this barrel combines advanced carbon fiber construction with the proven performance advantages of Proof Research’s PXT rifling technology.