Franklin Armory BFSIII CZ S1 Trigger Operation:Secure –Won't fireplace.Semi – Fires 1 spherical for every pull.Binary – Fires one round on pull and one spherical on release.* Ambidextrous Basic safety Selector.Will In shape most CZ Scorpion firearmsAmbidextrous Safety SelectorRelease round can be canceled simply by shifting our Patented selec