Enhance your shooting precision with the HiViz LiteWave Rear Sight specifically designed for Glock 42 and 43 pistols. This high-performance sight features a robust steel frame and innovative fiber optic technology for superior visibility. The sight includes replaceable LitePipes in green red and black allowing for customization to suit your preference and shooting conditions. With a rear sight notch width of 0.140 inches and a LitePipe diameter of 0.078 inches this rear sight offers a clear and bright aiming point. It's engineered to fit Glock models 42 43 43X and 48 making it a versatile choice for enhancing your firearm's accuracy.