Home / AR15 UPPER RECEIVERS / NEW FRONTIER C4 UPPER RECEIVER AR15 SIDE CHARGING BILLET BLK NEW FRONTIER C4 UPPER RECEIVER AR15 SIDE CHARGING BILLET BLK$22499 Manufacturer : New Frontier Armory UPC : NEW FRONTIER C4 UPPER RECEIVER AR15 SIDE CHARGING BILLET BLK quantity Add to cart Category: AR15 UPPER RECEIVERS Product ID: 72675 Additional information Additional information Weight 1.05 oz Serialized NO Related products ANGSTADT UPPER SUPPRESSOR READY 9MM 6″ M-LOK BLACK $84999 ANGSTADT UPPER RECEIVER PISTOL 9MM 6″ M-LOK BLACK $69499 Out of stock ATI OMNI HYBRID AR15 STRIPPED POLYMER UPPER RECEIVER GREY $3495 Out of stock 2A BALIOS LITE BILLET UPPER RECEIVER GEN2 AR-15! $25400