Franklin Armory BFSIII CZ S1 Induce Procedure:Safe and sound –Will never fire.Semi – Fires 1 spherical for every pull.Binary – Fires 1 round on pull and one round on release.* Ambidextrous Basic safety Selector.Will Fit most CZ Scorpion firearmsAmbidextrous Basic safety SelectorLaunch round is often canceled by just moving our Patented select