PROOF Research 264 Cal Bolt-Action Barrel – 18″ Carbon Fiber, 1:7.5 Twist

Upgrade your precision rifle with the PROOF Research 264 Caliber Carbon Fiber Barrel, featuring an 18-inch profile and a 1:7.5 twist rate engineered for exceptional long-range performance. PROOF Research barrels are renowned among competitive shooters, hunters, and serious marksmen for their unmatched combination of accuracy, light weight, and heat dissipation — all achieved through their proprietary carbon fiber over-wrapped steel barrel technology.

The 1:7.5 twist rate is optimized for stabilizing heavier, high-BC projectiles in the 6.5mm family, making this barrel an excellent choice for precision rifle competitors and long-range hunters who demand consistent, sub-MOA performance. The 18-inch length offers a compact, maneuverable package without sacrificing ballistic efficiency — ideal for tactical applications, mountain hunting builds, or chassis rifle setups.

PROOF Research barrels are manufactured to the highest standards in the industry, trusted by military, law enforcement, and elite competitive shooters worldwide. Whether you’re building a custom precision rifle from the ground up or upgrading an existing platform, this barrel delivers the performance edge serious shooters demand.

Available online at Deep Roots Rifle Co or in our Eustis, Florida gun store. Our knowledgeable staff is ready to help you find the right components for your custom build. Order today and experience the Deep Roots difference — competitive pricing, fast shipping, and hard-to-find inventory you can count on.