Product Overview
PXT Impact Pre-Fit Barrels
PROOF Research PXT carbon fiber barrel blanks combine next-generation rifling technology with the lightweight performance and precision that have defined PROOF barrels for years. PXT - PROOF Exponential Twist - is a complete rethinking of conventional rifling geometry and twist progression, engineered to reduce engraving force, minimize throat erosion, and create a smoother transition as the projectile engages the rifling.
By dramatically reducing rifling lead angle and smoothing projectile engagement into the bore; PXT technology helps reduce wear, improve consistency, and create less felt torque during firing for improved recoil control and the ability to stay on target more effectively.
In controlled testing, PXT barrels have demonstrated significant increases in barrel life while maintaining the accuracy standards expected from a PROOF barrel.
The PXT pre-fit barrels arrive threaded, chambered, and ready to shoulder directly up to your action - offering shooters and builders a streamlined path to a premium rifle system without the need for additional machining. PXT pre-fits deliver performance, craftsmanship, and advanced barrel technology in one complete package.
SPECS
| SKU | Action Model | Caliber | Barrel Length | Twist Rate | Muzzle Thread | Contour | Weight |
| 155714 | 737R | 6 GT | 26" | 7.5 PXT | 5/8-24 | Competition | 7lb 5oz |
PROOF Barrels
| Carbon Fiber |
Traditional Steel |
| Lightweight: Up to 64% lighter than traditional steel barrels of similar contour. | Long-Lasting: Excellent erosion wear characteristics and corrosion resistance. |
| Extreme Temperature Resistance: Improved heat dissipation for cooler and longer lasting barrels. | Extreme Pressure Resistance: An optimum combination of high tensile strength along with requisite toughness to withstand extreme chamber pressures encountered during firing. |
| Unprecedented Durability: Wrapped with high-strength; aerospace-grade carbon fiber impregnated with a proprietary matrix resin. |