Franklin Armory BFSIII AR-Essential Binary Rifle Trigger Curved Black. 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 provides greatly reduced split times between rounds allowing for tighter groups. The AR-Essential trigger comes with just the essential trigger components needed to install the Binary Trigger into your AR. This makes the the AR-Essential trigger a cost effective trigger option. Specifications for Franklin Armory BFSIII AR-Essential Binary Rifle Trigger: Manufacturer: Franklin Armory Color: Black Trigger Shape: Curved Gun Make: AR Platform Features of Franklin Armory BFSIII AR-Essential Binary Rifle Trigger 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 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 AR platforms and calibers including 5.56 NATO 308 Win 300 BLK 9mm Rimfire Compatible with most Bolt Carrier Groups (BCG) Great for competition shooters tactical shooters and recreational enthusiasts The AR-Essential trigger comes with curved trigger profile. Binary Firing System waiver and release Package Contents: Franklin Armory BFSIII AR-Essential Binary Rifle Trigger Hammer Trigger Spring Franklin Armory 00-50633-BLK: BFSIII AR-Essential Binary Rifle Trigger Curved Black