80% Lower Fire/Safe Marked – Anodized Black

Our famous, original forged 80% lower. It’s the lower trusted by tens of thousands of AR builders. Proudly forged, cut, and anodized in the U.S.A., this 80 percent lower is the key to building your custom AR-15 truly from scratch. This receiver blank features a matte black anodized finish that perfectly matches any upper receiver. Made to fit all standard (Mil-Spec) parts kits, buffer tubes, grips, magazines, and stocks. 80% Lower Specifications Compatibility:  5.56/.223, 300 BLK, 6.5 Grendel Construction:  Forged 7075-T6 Aluminum Finish:  Type III Hardcoat Anodizing Color:  Matte Black Fitment:  100% Mil-Spec Fire/Safe Engraving:  Yes Features:  Broached Magwell 100% Made in The USA Assembling Your 80% Lower Once your lower is fabricated, it’s time to assemble it. You’ll need the following components: Lower Parts Kit Buffer Tube Kit Upper Assembly