#html-body [data-pb-style=CSE9XMD]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}The Binary Firing System(R) GEN 3 (BFSIII(R)) 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 BFSIII(R) provides greatly reduced split times between rounds, allowing for tighter groups. Some B&T firearms may require slight modifications to the interior of the lower plastic to properly fit our trigger. The modification is still reverse compatible with the OEM trigger. The B&T-C1 is designed to function in the B&T(R) APC9, APC45, GHM9, GHM45, and SPC9 The B&T-C1 should also function in the Pro and K variants of these firearms. Ambidextrous Safety Selector. Release round can be canceled by simply moving our Patented selector out of Binary(R) mode while holding the trigger back Some firearms may require additional fitting Trigger pull weight about 4.5 pounds. Great for competition shooters, tactical shooters, and recreational enthusiasts 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.