Meprolight Tru-Dot sights are up to 20% brighter than other tritium sights. The front dot is slightly brighter than the rear sight to help the shooter focus on the target. Light tubes are sealed with a patented bonding process that makes them impervious to solvents and oils. Tru-Dot sights have a 10-year illumination warranty.
Sight has own tritium gas light source, needs no batteries and no charging.
Material:Blue steel with tritium inserts
Light source is not affected by weather or solvents.
These are the green tritium lamps
Gunsmithing may be required on some models.
Sights marked "Fixed" fits guns originally fitted with factory fixed sights. Sights marked "Adjustable" fit
guns originally fitted with adjustable factory sights.