DPM SIG Sauer P210 Legend - Target- Super TargetDPM Mechanical Recoil Reduction System for SIG P210 Legend Target Super Target 12 Adjustable Settings SKU: 1000020 EAN: 5213007220233 MPN Code: MS SI 8 The system includes 2 different spring plugs and 6 different external springs. The Dark Grey spring plug is offering a heavier buffer effect and the Silver spring plug offers a lighter buffer effect in slide full open position. The external springs are coming in 2 sets of 3 springs, 1 set of 0. 95mm