The Mepro Tru-Dot® R4E fixed Night Sights designed in cooperation with former US Special Forces operators. The R4E uses three vertical features and two horizontal lines which produce a crosshair reticle type sight picture that improves your target acquisition time and accuracy. The combination of crosshair layout with self-illumination gives the user the ability to shoot accurately both during the day and night.

Premium grade tritium vials make your sights visible in lowlight and nighttime conditions. No batteries, No light needed – Always producing light and always ready 24/7 for 12 years. Does not need to be charged with a light source unlike Phosphorus. Green or Orange tritium vials for both rear and front sights. Maintenance free, can be mounted directly with no modifications. The front sight vertical line is white color paint (will not glow at night).