DealFedArm manufactured 80% Lowers are made from Mil-Spec 7075-T6 Forging and are cut to exact specifications and gauged to very tight tolerances. Fully Hard Coat Anodized to Mil-Spec 8625 Type III from Mil-Spec Forgings, not castings. Machined fully on our new automated horizontal CNC machine and broaching machines. from USAC Sales (Product FA AR-15 80P Lower Receiver) |