Christensen Arms barrels are designed using precision engineering adopted from the aerospace industry; Christensen Arms AR-10 carbon-fiber barrels are crafted using a proprietary layered design that offers any marksman superior accuracy and performance. The barrel lining is made from match-grade 416R stainless steel and is measured to a tolerance of +/- .0001. This barrel is an 18-inch 308 Win match chambered with a 1:10 twist, mid-length gas system, and includes an adjustable gas block and gas tube. Regarding accuracy, Christensen Arms carbon-fiber barrels have the performance you can trust. Mfg: Christensen Arms
