Geissele Automatics 05166 SD 3 Gun Flat Trigger with 4.50-5.50 lbs Draw Weight & Black Oxide Finish for AR-15/AR-10

The S3G (Super Dynamic) was developed to combine the SSF combat trigger's match-grade semi-automatic performance with its smooth single-stage full-automatic feel to make a fast, smooth, and robust trigger ideal for 3 Gun competition shooting.