GLOCK 40 GEN 4 10mm 40s&w Our TRUE BLUE Gun Oil

Our TRUE BLUE Gun Oil has a very low coefficient of friction

The Mechanical Recoil Reduction System is a direct replacement for the stock recoil rod and does not change the configuration of the pistol

1 spring plug and 2 separate external springs are included with the system

DPM Mechanical Recoil Reduction System for Ruger SR 40 Compact

The third spring which is contained within the rod controls the movement of the slide so it never rams on the frame

GLOCK 40 GEN 4 10mm 40s&w Our TRUE BLUE Gun OilDPM MRS for Glock 40 Gen 4 10mm 6 Barrel This DPM Mechanical Recoil System functions due to the multi spring intricate rod (3 springs). 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 3 different in length washers and 2 external springs. Washers differentiate only the buffer force (slide full open position) and the external springs differentiate only the slide