DPM Shadow Systems MR920/XR920/Elite 9mm Captured Version Mechanical Recoil Reduction System MS-SS-4. This system offers almost double force at the end of full open position of the slide. Compared to the factory OEM spring provides additional force...
DPM Shadow Systems MR920/XR920/Elite 9mm Captured Version Mechanical Recoil Reduction System MS-SS-4. This system offers almost double force at the end of full open position of the slide. Compared to the factory OEM spring provides additional force...