Proof Research PXT 264 Cal 18in Sendero Carbon Fiber Barrel Blank 1:7.5 Twist
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PROOF Research PXT carbon fiber barrel blanks combine lightweight performance and precision with next-generation rifling technology.
PXT (PROOF Exponential Twist) rethinks conventional rifling geometry and twist progression to reduce engraving force, minimize throat erosion, and create a smoother transition as the projectile engages the rifling.
Specifications (from listing):
- Caliber: .264 (barrel blank)
- Length: 18"
- Contour: Sendero (Light)
- Twist: 1:7.5"
- Grooves: 5 groove
Specifications
- Manufacturer:
- Proof Research
- Category:
- barrel
- Caliber:
- 6.5 Grendel
- Platforms:
- AR-15
- Length:
- 18.0"
- Estimated velocity:
- 2,490-2,990 fps
- UPC:
- 843068152300
- MPN:
- 152300
- Required Component:
- Yes
Estimate only. Based on caliber + barrel length bucket. View details
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