Yes, 7 mounting plates. See specs below.

Slide cut for optics
M2.0 flat face trigger for consistent finger placement that allows for more accurate and repeatable shooting
Picatinny-style rail
Forward slide cocking serrations
Low barrel bore axis makes the M&P pistol comfortable to shoot reducing muzzle rise and allowing for faster aim recovery
Optimal 18-degree grip angle for natural point of aim
Enhanced grip texture allows the user to manage recoil and keep a firm grip
New M&P M2.0 trigger with lighter a trigger pull
Tactile and audible trigger reset
Accurate 1 in 10" twist M&P® M2.0™ barrel
Extended rigid embedded stainless steel chassis to reduce flex and torque when firing
M&P’s patented take-down lever and sear deactivation systems allow for disassembly without pulling the trigger
Seven mounting plates included
Four interchangeable palmswell grip inserts for optimal hand fit and trigger reach - S, M, ML, L
Armornite® durable corrosion resistant finish

Hi Christopher and welcome back. Yes, mounting plat set is included. As usual, guide here: https://freedomgorilla.com/collections/s-w-m-p-2-0-full-size-compact-optics?srsltid=AfmBOopMBMUB1Lg3_Jw9RynDBj9anvi2Dk8s3hEghbUK7s8ek-ezlczj