TriggerTech Diamond AR-15 Pro Curved Trigger - The same Zero-Creep Technology is used in TriggerTech's single-stage AR triggers which is comprised of a patented, free-floating roller that is captured between the sear and the ticker. This advancement makes it possible for us to eliminate creep from every one of our triggers. Intended Use: 3 Gun, close quarter engagement, competition, harsh environments operations, high speed shooting, law enforcement, long range hunting, military, precision shooting, rugged hunting, target shooting, varmint hunting.