About this bolt
Proof Research Barrel Bolt Pxt 308 22 Cf Sendero 1-10 is a bolt.
Match the bolt to the barrel extension and caliber: 5.56/.223 and 300 Blackout share a bolt, 6.5 Grendel and 7.62x39 do not. On an AR-10 pattern rifle confirm the carrier is the right pattern (DPMS or Armalite) for your receiver.
Manufacturer details
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 30-100% increase in barrel life while maintaining the accuracy standards expected from a PROOF barrel. - Built around our proven carbon fiber construction PXT barrel blanks provide exceptional stiffness-to-weight ratio and reduced overall rifle weight without sacrificing performance. Designed for custom rifle builders and gunsmiths these blanks offer a premium foundation for lightweight hunting rifles precision long-range systems and modern high-performance rifle builds where consistency and durability matter most. - Caliber 308 - Barrel Length in Inches 22 - Twist Rate 10 PXT - Barrel Breech 2.5 - Shank Diameter 1.20 - Contour Sendero - Weight 2lbs-13oz
Specifications
- Brand: Proof Research
- Manufacturer Part #: 154298
- UPC: 843068154298
Buying from WBT Guns
- Delivery: Ships to your door anywhere in the United States, or pick it up free at our La Mesa store.
- Payment: Pay in full or finance with Credova.
- Questions: Fitment or compatibility questions? Call (619) 667-9453 or email sales@wbtguns.com. FAQ
WBT Guns is family-owned in La Mesa, California, and has served shooters since 2012.
A note on accuracy. Specifications, fitment and images come from the manufacturer and can contain errors or change without notice. If a detail matters to your purchase, call us and we will confirm it before you order. Any compliance notes are general information, not legal advice; California and local laws change, and the rules that apply depend on the firearm the part goes on.
