The following excerpt is from an article that originally appeared on Ammo Land
A binary trigger works as its name suggests, by two separate actions of the trigger. The rifle fires normally with the first squeeze and then fires a second shot upon its release as it returns to the forward position. This action is accomplished by moving the selector to the third position so that the rifle has three modes: safe, semiautomatic and binary.
Franklin Armory’s Binary Firing System (BFS III)
U.S.A. –-(Ammoland.com)- The concept is not new, trap shooters have been using triggers that fire on release for decades and back in the 1980s there were a few binary triggers floating around the gun show scene. However, Franklin Armory has taken these to a new level.
They sent us one of their Binary triggers to give it a good test and evaluation.
Franklin Armory’s BFS (Binary Firing System) trigger requires a more detailed installation process than most. We advise reading thepost was originally published on this site