Franklin Armory BFSIII CZ S1 Set off Operation:Secure –Won't hearth.Semi – Fires 1 spherical for every pull.Binary – Fires 1 spherical on pull and one spherical on launch.* Ambidextrous Security Selector.Will In good shape most CZ Scorpion firearmsAmbidextrous Security SelectorRelease spherical can be canceled simply by going our Patented sel