The Geissele Hi-Speed Designated Marksman Rifle is designed for tactical and military shooting where trigger pull weight is not regulated. Perfect for all precision tactical shooting and squad Designated Marksmen, the higher second stage weight helps in high-stress shooting situations.     1st Stage 2nd Stage Total Weight Service Rifle 3.2 - 5 lbs. 0.5 - 1.5 lbs. 4.5 lbs. Minimum DMR 2.5 - 3.6 lbs. 0.5 - 1.5 lbs. 3.0 - 5.1 lbs. Match Rifle 1.5 - 2.5 lbs. 6.0 - 14 oz. 1.9 - 3.4 lbs All weights are approximate. Please note, our triggers are designed for mil-spec AR15/M4 carbine rifles. Our AR15 triggers are not compatible with the Sig MPX/MCX weapons. The SSA-MPX trigger will be available in 2017. Please call 610-272-2060 for details.