CZ Scorpion Evo 3

The Scorpion EVO 3 is a 9mm carbine manufactured by Česká zbrojovka Uherský Brod, the select-fire variant designated as A1 being a submachine gun and the semi-automatic variant designated as S1. The EVO 3 designation denotes that the firearm is a third generation of CZ's line of small submachine guns started by the Škorpion vz. 61, which is mechanically unrelated.