SMITH & WESSON M&P 9L-40 PRO Series Barrel 5" Telescopic so the shooter can fine-tune

so the shooter can fine-tune the total force of the spring system according to his/her personal standards depending on the type of ammunition being used

The system includes three different external springs

Small washer/spacer

55-GRAIN M193 BALL 7

NIJ Level III ICW 0101

SMITH & WESSON M&P 9L-40 PRO Series Barrel 5" Telescopic so the shooter can fine-tuneDPM Mechanical Recoil Reduction System for M&P PRO & M2. 0 5 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 stronger and