PROOF RESEARCH Sendero Bolt Action Barrel .277 Cal 24"

Unlock limitless customization with our bolt-action barrel blanks, designed for various calibers, lengths, contours and twist rates. These barrels are perfect for fitting different actions and come ready for threading and chambering by your gunsmith. Especially suited for wildcat cartridges with no standardized specifications, these barrels are engineered for safe operation within SAAMI and CIP pressure limits.Up to 64% lighter compared to traditional steel barrels with a similar contourEnhanced thermal resistance - optimized heat dissipation for cooler and more durable barrelsThe product exhibits exceptional durability, being encased in high-strength, aerospace-grade carbon fiber that is infused with a proprietary matrix resin1:8.4 barrel twist rateShank diameter - 1.20 inchesBreech length - 2.5 inches