1. MEPROLIGHT® Tru Dot R4E PISTOL SET 1911 offers self-illuminated night sights that improve hit probability in low-light by over 85%.
2. Tru-Dot® sights provide a consistent aiming reference for day and night use, with easy transition and no modifications needed for installation.
3. The sights come in various tritium color combinations for enhanced visibility and are designed to meet rigorous military and law enforcement standards.

MEPROLIGHT® combat-proven self-illuminated night sights enable you to upgrade your capabilities to hit stationary or moving targets under low-light conditions with dramatically increased hit probability. Test results by marksmen and journeymen level shooters have shown an increase of over 85% in hit efficiency, using Meprolight® self-illuminated day/night sights. TRU-DOT® models offer a handgun sighting system for improved rapid instinctive aiming which requires no transition from day to night use. Day and night, the shooter’s aiming reference is three solid dots, identical in appearance and location under all light conditions. Designed as replacement parts for the standard weapon sights, Meprolight’s 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. A full quality program, certified to ISO-9001:2008 and complying with NATO and US Military Specifications is in place. All products and processes at Meprolight® are performed, controlled, and monitored to these demanding quality levels. Meprolight® leads the world in OEM and after-market self-illuminated sights for handguns. Designed to replace the existing front and rear sights, the highly visible Tru-Dot® sights are perfect for daylight, low-light, and nighttime conditions. Meprolight® is Responding to users’ needs, our Mepro Tru-Dot® R4E models are available in various tritium color combinations of green and orange (3 lines on the rear sight and 1 dot on the front sight) with colored white line on the front sight below the dot.