The AR Diamond Trigger was built for top competitive shooters to offer the most accurate and dependable trigger on the market. Featuring Frictionless Release Technology this drop-in AR trigger has a short two-stage action designed to feel like a 1911 trigger. Utilizing CLKR Technology the pull weight is quickly and confidently adjusted from 1.5 – 4.0 lbs in 2oz increments from a set screw with the trigger installed.