AR-15 224 Valkyrie Complete Upper Receiver Valkyrie Spear M-LOK

Description

Build a high-performance AR-15 platform around the .224 Valkyrie cartridge with this complete upper receiver assembly. Designed for builders who require a turnkey solution, this unit integrates a forged Aero Precision upper receiver with a 20-inch stainless steel barrel, delivering a robust foundation for the cartridge. The assembly includes a matching bolt carrier group and charging handle, ensuring all critical internal components are present and ready for installation.

The barrel features a 1:7 twist rate, optimized for stabilizing the heavy .224 Valkyrie projectiles, and is fitted with a multi-port compensator to manage recoil and muzzle rise. A rifle-length gas system provides reliable cycling, while the 15-inch M-LOK handguard offers extensive accessory mounting options. The handguard is available in Anodized Black, FDE, and OD Green, allowing you to match your build’s aesthetic. The upper receiver is constructed from durable aluminum and features a 1/2×28 thread pitch at the muzzle.

Manufactured in Scottsdale, Arizona, this upper receiver represents a complete assembly that simplifies the building process. The included components are selected for compatibility and reliability, making this an ideal choice for completing a custom .224 Valkyrie rifle. The solid pattern and forged construction ensure long-term durability under repeated firing. This unit is supplied as a complete upper receiver, ready to be threaded onto your lower receiver assembly.