AmeriGlo Tritium Front Black Rear M&P Shield ProGlo Front LimeLumi Outline. This Illuminated Night Sight from the experts at AmeriGlo Night Sights - Trusted by Professional and Amateur Shooters The World Around is made using incredibly durable materials that are guaranteed to last an incredibly long time without dimming or fading. For an amazing way to sight your perfect shot choose the AmeriGlo Black Rear Smith Wesson Tritium Gun Sight. Specifications for AmeriGlo Smith Wesson Tritium Night Set Black Rear: Manufacturer: AmeriGlo Front Sight Color: ProGlo AmeriGlo M&P Shield Green Outline Night Set AR-AP-SDG72 green outline front serrated rear glows brightly for 10 minutes Package Contents: AmeriGlo Smith Wesson Tritium Night Set Black Rear AR-AP-SDG72 AmeriGlo SW-543: Tritium Front Black Rear MP Shield ProGlo Front LimeLumi Outline