The Binary Firing System (TM) GEN 3 (BFSIII(TM)) is a 3-position trigger. In position three it fires one round on pull and one round on release, making it the fastest semi-automatic trigger on the market. This trigger is ideal for both tactical and competition use. The BFSIII(TM) provides significantly reduced split times between rounds, allowing for tighter groups. Features: Release round can be canceled by simply moving our Patent Pending selector out of Binary mode while holding the trigger back Easy to install Positive reset on release phase Great for competition shooters, tactical shooters, and recreational enthusiasts Binary Firing System(TM) waiver and release