Christensen Arm’s Carbon Fiber Blank Barrels are constructed using a proprietary layering system to create a barrel that delivers excellent strength and accuracy, but weighs less than a steel barrel of the same contour. The barrel lining is machined from match grade 416R stainless steel, and features an incredibly tight tolerance of +/- .0001 before being bored, reamed, and button rifled. Features: Carbon fiber wrap – delivers excellent strength and accuracy while weighing significantly less than a steel barrel of the same contour Available in multiple lengths, calibers, and action types Includes threaded muzzle with thread protector Christensen Arms Remington 700 .300 Win Mag 26" 1:10" Carbon Fiber Barrel 810-00031-31