The Proof Research Bbl Ss Bolt Blank in .308 with a 28 inch M24 contour and 1-9 twist is engineered for precision and durability in high-performance bolt-action builds, delivering consistent accuracy across long-range engagements and hunting applications alike. This barrel features a 28 inch length for optimal velocity retention, a 9 twist that stabilizes diverse .308 loads, and a 1.20 inch shank diameter that ensures a secure, repeatable fit into compatible receivers and components. Crafted by Proof Research, it embodies renowned engineering and meticulous machining, offering a balanced weight of 6 pounds 9 ounces that supports steady handling without sacrificing rigidity or muzzle stability. The M24 contour is designed to combine rugged field performance with reliable heat management, making it a dependable choice for shooters seeking repeatable shot placement on demanding targets. Whether refining a dedicated precision rifle or upgrading a precision-oriented hunting rifle, this bolt-style barrel delivers the accuracy, harmonized harmonics, and responsive feel that enthusiasts expect from a frontline barrel solution.