Out of stock F FEDERAL ITEM NUMBER XM193LC1AC1 5.56 NATO 55GR 420/CAN $158.99 XM193LC1AC1 show more like this Calculated in cart GunZoneDeals Out of stock F FEDERAL ITEM NUMBER XM193LC1AC1 5.56 NATO 55GR 420/CAN $166.00 XM193LC1AC1 show more like this 14.95 TheGunDock.com