Barrel: The PSA 224 Valkyrie upper receiver was created with a 416R Stainless Steel barrel with a 1:7 twist rate for optimal accuracy over long distances.  Cycling reliability is achieved with a rifle length gas system, which is completed with a PSA Low-profile adjustable Gas Block.  The barrel is finished off with an A2 flash hider and a PSA 15" Lightweight M-Lok Rail.  
Upper: Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized.  Uppers include forward assist and dust cover.  These uppers are made for us right here in the USA by a Mil-Spec manufacturer.
Lower: These forged lowers are quality made using 7075-T6 aluminum and are marked "MULTI" for the caliber. Finish is hard-coat anodized.  The Mil-Spec diameter 7075-T6 buffer tube is hard-coat anodized, has six adjustment positions, and is fitted with a Magpul MOE CTR Stock. The grip and trigger guard are Black MOE components and the fire control group is a PSA Nickel Boron 2-stage trigger assembly.