Starline 38-40 WIN - 50 UNPRIMED BRASS CASES PER PACKET
Large Pistol Primer
38-40 Win, 38-40 Winchester, 38-40 WCF, 38-40 Marlin, .38 WCF
Originally a black powder cartridge, this is basically a .44-40 necked down to accept a .401" diameter bullet. Starline .38-40 brass has a wall thickness of .0062" but is still stiffer and less fragile than other brands which make it much easier to reload.