ANDERSON MANUFACTURING AM-15 STRIPPED LOWER RECEIVER #21203258, AMERICAN MADE, CNC FROM HIGH STRENGTH 7075 T6 ALUMINUM, MACHINED TO MILITARY SPECCS, MARKED "MULTI-CAL" TO BE USED WITH MULTIPLE CALIBERS ON THE AR-15 PLATFORM, TYPE III BLACK HARD ANODIZING WITH AN OPEN TRIGGER, NEW, NOT AN 80% (FFL TRANSFER REQUIRED)