Franklin Armory BFSIII CZ S1 Result in Procedure:Safe –Is not going to hearth.Semi – Fires 1 round per pull.Binary – Fires one round on pull and one spherical on launch.* Ambidextrous Safety Selector.Will Suit most CZ Scorpion firearmsAmbidextrous Safety SelectorLaunch spherical can be canceled by simply transferring our Patented selector out