Unlock the Potential with 450 bushmaster upper Enhance your AR rifle with the 224 Valkyrie Upper and 450 Bushmaster Upper from Moriarti Armaments. Explore our 80% kits for superior performance. Upgrade today for precision, reliability, and power. Elevate your shooting experience with our top-quality products. Visit us now for excellence in firearms. Click here for more info:- https://moriartiarmaments.com/.450-bushmaster/