AmeriGlo Pro I-Dot 2 Dot Sights For Glock Gen 1-4 9mm/40S&W/380ACP and Gen 5 10mm/45ACP, Green/Green, Front and Rear Sights GL-301 Sight set with green tritium lamp front" one green tritium lamp rear (centered below notch) for Glocks. Designed for simple front sight acquisition while retaining rear illumination.