The .338 Lapua Magnum (8.6×70 mm or 8.fifty eight×70 mm) is often a rimless, bottlenecked, centerfire rifle cartridge. It absolutely was developed through the 1980s as being a high-run, prolonged-selection cartridge for armed forces snipers. As a result of its use within the War in Afghanistan and the Iraq War, the cartridge has become commonly r