8x57 IS ammunition was originally developed as a military cartridge for the German Imperial Army in the early 20th century. Since then, it has virtually disappeared from military applications, but has remained extremely popular with European-made hunting rifles. Lapua’s 8x57 IS cartridges is perfect for hunting large game at medium range, with a 120 grain OT bullet for optimum expansion and stopping power. Lapua 8x57 IS 120gr OT Ammo Box of 20 4318029