The Erma EMP at the Range

Cool Forgotten Weapons merch Having taken a close look at this original Erma EMP submachine gun yesterday, we are out at the range with it today. Like several of the interwar SMGs, the Erma was designed with a magazine well long enough to accommodate 9mm Steyr (9x23mm) ammunition, and it was offered in several different calibers. The 9mm Parabellum magazines