The Binary Firing System (BFS) is a 3-position trigger. In position 3 it fires one round on pull and one round on release, making this trigger ideal for both tactical and competition use. The BFS provides greatly reduced split times between rounds, allowing for tighter groups. Trigger Operation: Position 1 - Safe -Will not fire Position 2 - Semi - Fires 1 round per pull Position 3 - Binary - Fires 1 round on pull and 1 round on release FEATURES: Release round can be canceled by simply moving our Patented selector out of Binary mode while holding the trigger back Easy to install Positive reset on release phase Works in most current FN SCAR models and calibers Great for competition shooters, tactical shooters, and recreational enthusiasts