The Rise Armament RISE .22 ARC 18'' BBL 1-7 Twist Complete Upper in Dark Gray is a high?performance AR-15 upper receiver assembly designed for reliable, accurate .22 ARC shooting with a clean, durable anodized finish. Built to fit AR-15 platforms, this complete upper delivers an 18-inch fluted barrel with a precise 1-7 twist, optimizing stability and velocity for match and training applications while maintaining a lightweight profile. The .22 ARC caliber delivers economical, low-recoil plinking and practice without sacrificing functional realism, making it ideal for range days, drills, and introducing new shooters to the AR platform. Its dark gray anodized finish not only looks professional but stands up to rigorous field use, corrosion resistance, and easy maintenance. This upper receiver assembly provides seamless compatibility with standard AR-15 components, enabling a straightforward swap for a dedicated .22 ARC setup that preserves rifle ergonomics and trigger feel. Whether youre dialing in accuracy, building a dedicated trainer, or expanding your rifles versatility, Rise Armaments complete upper combines reliability, precision engineering, and practical performance in a single, ready-to-fire package.