AMERIGLO Protector Sights are designed for quicker front sight acquisition and concentration on the front sight blade. The black, serrated rear sight reduces glare and offers assistance in one-hand slide manipulations, while the front sight offers a tritium illumination and a ProGlo outline in LumiGreen or orange for an enhanced aim point. Ideal for any conceal carry or personal defense weapon. Fits Smith & Wesson M&P, M&P 2.0 (excludes .22, .380, Shield, EZ, Pro, C.O.R.E. and Equalizer) Front Sight Width: 0.140" Front Sight Height: 0.230" Rear Sight Height: 0.325"