SMITH & WESSON M&P 45 Barrel 4" .45ACP glockrecoilspringsupgrade Medium washer with Medium or

Medium washer with Medium or Long/Hard Spring

The long spring is heavy and the short is light 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 Telescopic Recoil Reduction System Arsenal Firearms Strike Two 4″

The user interface is intuitive

Transform Your Magazine Into Convenient Car Glass Breaker

SMITH & WESSON M&P 45 Barrel 4" .45ACP glockrecoilspringsupgrade Medium washer with Medium orDPM Mechanical Recoil Reduction System for Smith & Wesson M&P 45 4 Barrel 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. Included with the system are 2 separate springs so the user can fine tune the weapon for his her personal standards. The longer spring (more coils) is