The CZ Scorpion Evo 3 A1 is a submachine gun manufactured by ČZUB. The CZ-3A1 fires 9x19mm Parabellum cartridges with fully automatic, three-round burst, and semi-automatic fire modes. The weapon comes with a number of integrated Picatinny rails, as well as a folding stock. It has a very high rate of fire, at 1150 RPM.