The .338 Lapua Magnum (8.6×70 mm or 8.58×70 mm) is often a rimless, bottlenecked, centerfire rifle cartridge. It was designed in the eighties for a superior-run, extensive-range cartridge for military snipers. As a result of its use inside the War in Afghanistan as well as the Iraq War, the cartridge is becoming broadly obtainable.The loaded .338