10-8 M&P Rear Sight .140" U notch

10-8 Performance rear sight for the M&P is precision CNC machined from heat treated 4140 bar stock, and are designed to withstand the rigors of hard duty use. The sight features a U notch for fast alignment with tritium, bead, or fiber optic front sights. The rear face is serrated at 40 lpi to reduce glare in varied lighting conditions. The sight blade is thick enough to allow setting tritium vials as dots or bars if one so chooses, and is contoured and dehorned for comfortable handling and carry. Finished in black salt bath nitrocarburizing, equivalent to the factory finish on the slide, for superior hardness and corrosion resistance.

FITS: ALL calibers, all sizes of M&P, including Pro and 9L long slides
**Not for S&W M&P .22**
**This sight will NOT fit S&W 1911 or Third Gen pistols**
The rear sight fits all calibers and all sizes of the M&P series, and is compatible in height with the factory front sight (.160" tall x .140" wide). Rear sight height is identical to the factory sight, and will not change point of impact.