Meprolight Self Illuminated Tru-Dot Fixed Snag Free Night Sight For Glock Model 42/43

Features:Tritium is a self-illuminated light source, requiring no batteries or switches, and always ready when you need itOperates under all weather conditionsThe brightest night sights available todayTotally integrated day and night sightingMaintenance freeCan be mounted directly with no weapon modificationsOver 4,500,000 systems in use, worldwideTests by marksmen show an increase of over 85% in hit capabilityStrongest worldwide comprehensive warranty in the industry