Utilizing a dot-over-dot configuration" their i-Dot sets have an extended square-notch rear for increased sight radius with a glare-reducing undercut rear face. The i-Dot sights provide a quick and easy vertical sight alignment" making it an excellent choice for all shooters.

Features:
Green tritium" .140" wide LumiGreen outline front
Green tritium" .165" wide square notch rear
Fits M&P full or compact
Does not fit Pro and L models