Get the most out of your Smith & Wesson M&P by installing the HIVIZ Shooting Systems Litewave Interchangeable Smith & Wesson M&P Shield Rear Sight. Compatible with Smith & Wesson M&P Shield 9mm and .40 S&W models, this rear sight comes with red, green and black LitePipes for customization. HIVIZ Shooting Systems Litewave Interchangeable Smith & Wesson M&P Shield Rear Sight - Shooting Supplies And Accessories at Academy Sports