This is a new Sons of Liberty Gun Works "Scalper" stripped lower receiver for all AR-15 platform rifles. Manufactured in collaboration with Rogue American Apparel featuring the Scalper logo and selector markings. Forged from 7075-T6 Aluminum. Black Hard Coat Anodized Finish. M16 full auto pocket cutout. Fully machined to remove flash markings from forging. This ships in its factory box and the manufacturer part number is SCALPER.