RUGER SR 40 CompactDPM Mechanical Recoil Reduction System for Ruger SR 40 Compact This system works due to the multi spring intricate rod (3 springs) and controls the functionality of the gun. The third spring, which is contained within the rod, controls the movement of the slide so it never rams on the frame. 1 spring plug and 2 separate external springs are included with the system. The springs are different in length with the longest being the heaviest when the slide

DPM Mechanical Recoil Reduction System for SIG P227 Full Size

DPM Mechanical Recoil Reduction System for SIG P320 Full Size – M17 & M17 Commemorative – WCP320 Wilson Combat

so the shooter can fine-tune the pistol according to his/her personal standards

There are three springs with a wire diameter of 1

compared with the factory OEM spring and functions as a buffer on the slide

The external springs are different in length so the shooter can fine-tune the pistol on the opening and locking positions (slide on the battery) according to his/hers personal standards

DPM Mechanical Recoil Reduction System for Glock 26-27-28-33-39  Gens 1-5 Slide Extended System *B

Verified Boot ensures that the operating system has not been modified

From the above effect the slide stops smoothly on the frame and offer’s less recoil

Elimination of jams

The springs are different in length with the longer being heavier than the short when the slide is on the battery

DPM Mechanical Recoil Reduction System for Glock 20-21-21SF Gens 1-3