Benelli M4 Super 90 – M1014-12 GaugeReduction of recoil is accomplished with the patented multiple (4 springs) progressive spring design. Included are 4 additional external springs so the user can fine tune the firearm recoil with different types of ammunition to match their personal standards. Overall Advantages Faster follow up shots Improved firing speed Slide and frame protection Elimination of jams Significant recoil reduction Better double tap concentration Better control and

The adjustable spring plug offers a diverse buffer force (slide full open position)

Total Power (slide full open position): 11

Warranty: 10 Years

so the shooter can fine-tune the pistol on the opening and locking position (slide on the battery) according to his/her personal standards

In some cases

DPM Mechanical Recoil Reduction System for Ruger SR 9 Compact

a defensive tactics mat room and a simulation house

ATTENTION: For 9mm Magazine Use ALWAYS the Factory Black Safety Plate

Included with the DPM system are 3 external springs

the long spring is heavy and the short is light so the user can fine tune the pistol on the opening and locking positions (slide on the battery) according to his/hers personal standards

* Industrial Case with integrated Monocrystalline Solar Panel

DPM Magazine Floorplate –  Glass Breaker