The Proof Research Proof Bbl Cf Blank Bolt .308 Sendero 26 1-9 combines a precision carbon fiber-wrapped barrel with a Sendero contour to deliver exceptional stiffness, balance, and heat management for long-range performance, making it an ideal choice for serious rifle builds and precision hunts. This .308 caliber barrel strips down to a 26-inch length and features a 1-9 twist for versatile ammunition compatibility, a 2.5-inch barrel breech, and a 1.20-inch shank diameter that integrate seamlessly with compatible receivers to create a rigid, repeatable platform. Weighing 3 pounds 4 ounces, it offers a favorable balance between handling and stability, allowing shooters to maintain muzzle control during rapid shots or uphill trekking. The Sendero profile provides steady tracking and proven fatigue resistance under sustained firing, while the carbon fiber construction enhances rigidity without excessive weight, resulting in improved load consistency and point-of-impact stability across a variety of environments. Whether you're outfitting a dedicated long-range rifle or upgrading an existing build for tactical, hunting, or competition applications, this Proof Research barrel delivers consistent velocity, enhanced thermal performance, and reliable accuracy that professionals rely on when precision matters most.