The Rise Armament Complete Upper is a high-performance 22 ARC assembly designed for the AR-Style platform. It features an 18 416R stainless steel, button-rifled, and air-gauged barrel with a 1:7 twist rate. Built on a gray anodized forged billet aluminum receiver, it includes a free-floating skeletonized M-LOK handguard with four threaded steel QD inserts and a patent-pending attachment lock. This gray unit comes fully equipped with a premium black nitride bolt carrier group featuring a 9310 bolt and a Rise Armament ambidextrous charging handle for superior ergonomics. Note: The 416R stainless steel barrel is air-gauged and tested to ensure match-grade accuracy and consistency for long-range precision.