Franklin Armory BFSIII CZ S1 Cause Procedure:Safe and sound –Will likely not fire.Semi – Fires 1 spherical for every pull.Binary – Fires one round on pull and 1 round on release.* Ambidextrous Basic safety Selector.Will Fit most CZ Scorpion firearmsAmbidextrous Security SelectorLaunch spherical can be canceled simply by shifting our Patented