DPM SIG Sauer P210 American Version Target & Stansard - 9MMDPM Mechanical Recoil Reduction System for Sig Sauer P210 American Version Target & Standard 9mm 6 Adjustable Settings SKU: 1000171 EAN: 5213007221711 MPN Code: MS SI 18 The system works due to the multi spring intricate rod (three springs) and controls the functionality of the pistol. The third spring which is contained within the rod controls the movement of the slide so it never rams on the frame. The system includes two different washers and 3