The Meprolight 0102203131 is a top-tier night sight system designed specifically for Glock 42/43 models, ensuring precision in low-light shooting scenarios. These combat-proven, self-illuminated sights significantly enhance target acquisition, whether stationary or in motion, increasing your hit probability. Engineered for easy installation as replacement parts for standard sights, they require only minor modifications. With superior production techniques and stringent quality control, Meprolight has gained the trust of law enforcement and defense professionals. These night sights offer maintenance-free operation and maximum brightness, providing confidence in both daylight and darkness, making them the ideal choice for serious shooters.MEPROLIGHT combat proven self-illuminated night sights enable you to hit stationary or moving targets under low-light conditions with dramatically increased hit probability. Designed as replacement parts for the standard weapon sights, MEPROLIGHTS Self-Illuminated night sights can be mounted directly with minor modifications. Superior production methods and rigid quality control have made MEPROLIGHT the first choice among law enforcement agencies, defense decision makers and major weapon manufacturers.Features :Always Ready When You Need ThemDaytime Confidence Under Low Light ConditionsThe Brightest Night Sights Available TodayTotally Integrated Day/Night SightingMaintenance Free