The new GLOCK BOLD sights by AmeriGlo combines the best features of GLOCK sights. A durable, bright-orange outline surrounds a Swiss made green tritium insert, creating a fast, eye-catching front sight. Paired with a serrated, traditional squared-notch tritium rear sight, the BOLD set is ideal for all environments. Machined in the USA, the BOLD series set presents an accurate and easy-to-acquire sight picture. Features : Sight set with green tritium lamporange front and two green tritium lamp rear for GlocksHighly visible under all lighting conditions.LumiGreen paint will glow brightly for 10 minutes after light exposure.