In the design of the M&P, Smith & Wesson considered the needs of militaryand law enforcement from every conceivable angle. No other polymer pistoloffers this combination of versatility, durability and safety. The M&Pextra features include unparalled ergonomic design, stainless steelstructural components, internal lock system on select models to preventunauthorized use and a universal picatinny rail for laser and lightmounting.