Franklin Armory BFSIII CZ S1 Bring about Operation:Safe –Is not going to fireplace.Semi – Fires 1 round for each pull.Binary – Fires 1 spherical on pull and 1 spherical on release.* Ambidextrous Basic safety Selector.Will Match most CZ Scorpion firearmsAmbidextrous Security SelectorLaunch spherical is often canceled by just going our Patented