Flat-Faced Forward Set Sear & Trigger Kit for M&P This is the premier trigger kit for the M&P, taking a standard striker-fired trigger pull and elevating it to a trigger as close to that in a single-action 1911 that you can get in a polymer duty gun.
But install be aware part, you'll 9/10 need a vise to push the pin on the rigger that holds the spring.
Also upgraded the rest of the springs while I was in there with the mcarbo kit minus 1.
Because getting the rear sight off, is a super bit(h