16 inch 6.5 Creedmoor AR-308 barrel for DPMS style receivers. Machined from 416R stainless steel with a QPQ corrosion resistant finish. Hanson profile midlength gas system. Includes a pinned Lo-Pro low-profile gas block. Muzzle threads are 5/8-24. Twist rate is 1/8. Weight 40.4 oz. Finish QPQ. HP and MPI tested. Intended for AR-308 (.308) platform.