DPM H&K VP9SK Compact Telescopic Recoil System Stainless MS-H&K/4. The 3 springs of the system are aligned and gradually compressed so as to offer an elastic effect of the slide travel and to control the movementThis system works due to the multi...
DPM H&K VP9SK Compact Telescopic Recoil System Stainless MS-H&K/4. The 3 springs of the system are aligned and gradually compressed so as to offer an elastic effect of the slide travel and to control the movementThis system works due to the multi...