Franklin Armory BFSIII CZ S1 Trigger Procedure:Safe –Will likely not fire.Semi – Fires 1 spherical per pull.Binary – Fires one spherical on pull and one spherical on release.* Ambidextrous Security Selector.Will Suit most CZ Scorpion firearmsAmbidextrous Security SelectorRelease spherical is often canceled simply by shifting our Patented sele