Franklin Armory BFSIII CZ S1 Trigger Procedure:Protected –Will never hearth.Semi – Fires one round for each pull.Binary – Fires one round on pull and 1 spherical on release.* Ambidextrous Basic safety Selector.Will Match most CZ Scorpion firearmsAmbidextrous Basic safety SelectorLaunch spherical might be canceled simply by going our Patented