GC_UPC Battle Arms AR15 Lightweight Lower/Upper Receiver Set - 263908 $549.00 GBAD556AMBISET show more like this 9.99 MidwayUSA GC_UPC BATTLE ARMS AR15 LIGHTWEIGHT LOWER/UPPER SET BILLET BLACK $549.00 BAD556AMBISET show more like this Free Shipping GunStuff TV GC_UPC Battle Arms BAD556AMBISET Arms AR15 Lightweight LOWER/UPPER SET Billet Black $549.00 BAD556AMBISET show more like this Calculated in Cart Classic Firearms