The Tru-Dot Tritium Night Sight for Benelli M1 S90 from Meprolight is a sight system with glowing dots that are visible under any light condition, including total darkness. When used as a complete set, the three dots align horizontally, forming an easily discernible sight-alignment. The sight can withstand stout recoil, harsh field conditions as well as solvents. This model is compatible with Benelli M1 S90 shotguns, and includes front blade and ghost ring rear sight, with green dots.
Self Illuminated light source - no batteries or switches, always ready when you need them
Operates under all light and weather conditions
Totally integrated day/night sighting
Can be mounted directly in place of factory sights, with no modifications