HIVIZ LiteWave Smith & Wesson M&P Rear Sight - SKU: MPLW11Improve the performance of your M&P with a HIVIZ LITEWAVE sight. Our bright and ultra-durable HIVIZ sights will enhance your confidence and shooting experience. HIVIZ interchangeable LitePipe rear Sight Includes green, red and black Litepipes All metal construction LitePipe diameter 0.078 Factory height rear sight 0.140 wide notch Replacement LitePipe LITEWAVE rear sight litepipe Limited lifetime warranty under normal conditions and proper use of firearm Fits: M&P Shield models in 9mm, 40 S&W and 45