Incredibly accurate the RISE Watchman XR in 22 ARC AR-15 Rifle was purpose-designed for extended-range shooting. - Its accuracy-improving features include an ICONIC by RISE independent two-stage trigger for precision shooting a premium 416R stainless steel fluted barrel and a free-floating skeletonized aluminum handguard with a patent-pending attachment lock to maintain your zero. - With its high velocity and flat trajectory the Watchman XR in 22 ARC AR-15 Rifle is ideal for varmint whitetail and antelope hunting as well as PRS competitions. - Specifications - Caliber: 22 ARC - Gas System: Rifle-length - Barrel Twist: 1:7 - Barrel Thread Pitch: