The Franklin Armory Binary Trigger for Glock 19 Gen 3 offers an innovative upgrade for firearm enthusiasts seeking enhanced performance. This advanced trigger system known as the Binary Firing System GEN 3 BFSIII brings versatility to your shooting experience. With its unique 3-position functionality the trigger allows for standard semi-automatic operation or an exhilarating dual-action mode firing one round with each pull and another upon release. Enhance your Glock 19 Gen 3 with this cutting-edge trigger designed for those who demand precision and speed in their shooting activities.