Rise Armament RA22ARCCU .22 ARC 18-inch Complete Upper

Rise Armament's complete .22 ARC upper assembles precision-focused components into a ready-to-install AR-15 upper for range and precision applications. It centers on an 18-inch 416R stainless steel, button-rifled, air-gauged barrel and pairs a free-floating skeletonized handguard with a forged billet aluminum receiver. The build includes an ambidextrous charging handle and a premium MPI-tested bolt carrier group for consistent operation.

Key Specifications

• Chambered in .22 ARC.
• The barrel is made from 416R stainless steel and is button-rifled and air-gauged.
• The barrel length is 18 inches.
• The twist rate is 1:7.
• The handguard is free-floating skeletonized aluminum with a continuous 12 o'clock Picatinny rail and M-LOK slots.
• Equipped with a RISE ambidextrous charging handle for right- or left-handed operation.
• Includes a premium BCG featuring a 9310 bolt, individual MPI testing, a staked gas key, and a black nitride finish.
• The receiver is constructed from forged billet aluminum.
• Finished in anodized dark gray.
• Barrel contour is fluted.

Well-specified and built with attention to accuracy and durability, this Rise Armament complete upper is suited to shooters who prioritize precise barrel performance and dependable componentry for range and precision use. Its combination of a long button-rifled stainless barrel, secure free-floating handguard, and a proven BCG provides a balanced package for demanding shooting sessions and performance-oriented builds.