Franklin Armory BFSIII CZ S1 Induce Operation:Secure –Will likely not fire.Semi – Fires one spherical for every pull.Binary – Fires 1 round on pull and one spherical on release.* Ambidextrous Security Selector.Will Healthy most CZ Scorpion firearmsAmbidextrous Safety SelectorRelease round might be canceled by just moving our Patented selector