The Proof Research CF blank barrel in .224 delivers precision engineering for serious long-range builds, combining a 24-inch Sendero contour with a 12 twist rate to optimize stabilize .224 projectiles while maintaining balanced swing weight. This barrel features a breech length of 2.5 inches and a shank diameter of 1.20 inches, designed for dependable fit and repeatable performance across compatible receivers. At a weight of 3 pounds 4 ounces, it provides a robust, rigid platform that minimizes harmonics and preserves muzzle velocity consistency, making it an ideal choice for shooters seeking minute-of-angle accuracy at extended distances. The Sendero profile enhances heat management and tracking during extended strings, enabling steady follow-through and repeatable groups from field to bench. Crafted by Proof Research, this barrel embodies high-precision manufacturing and material quality intended for demanding tactical and hunting applications where precision is paramount. Whether upgrading an existing build or assembling a purpose-built rifle, the .224 caliber, 24-inch length, and precise 12 twist deliver reliable performance for accurate shooting, clean shot placement, and improved ballistic stability across a range of ammunition.