Rise Armament Complete Upper Receiver .22 ARC 18" – AR-15 Platform

The Rise Armament Complete Upper Receiver in .22 ARC features an 18-inch barrel optimized for the high-velocity .22 ARC cartridge. Designed for AR-15 platform lowers, this upper delivers flat trajectory and excellent accuracy for varmint hunting and precision shooting applications. The 18-inch barrel length balances velocity retention with maneuverability.

Constructed with a black anodized finish for corrosion resistance and durability. This complete upper arrives ready to install on any mil-spec AR-15 lower receiver. Barrel twist rate and gas system are optimized for common .22 ARC projectile weights. Verify compatibility with your specific lower receiver before installation.

• Caliber: .22 ARC
• Type: Complete Upper Receiver
• Compatible Lower: AR-15 Platform (Mil-Spec)
• Barrel Length: 18 inches
• Material: Forged Aluminum Receiver
• Finish: Black Anodized
• Includes: Complete upper assembly with barrel, handguard, and bolt carrier group (verify specific components with manufacturer)
• Installation: Drop-in fitment to mil-spec AR-15 lower receivers