Sight set with green tritium lamp, orange or luminescent green outline front and two green tritium lamp, white outline rear for Glocks. Highly visible under all lighting conditions. LumiGreen paint will glow brightly for 10 minutes after light exposure. Features : Green tritium with orange outline front Green tritium with white outline rear GLOCK is a registered trademark of GLOCK Inc. 3CR Tactical is not affiliated with, endorsed by, or sponsored by GLOCK Inc. Any reference to GLOCK products is for identification and compatibility purposes only.