GLOCK Bold Sights by Ameriglo Tritium Pistol Night Sight. 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. .180 Front fits: Gen3 and Gen4 G17 G19 G22 G23 G24 G26 G27 G33 G34 G35 G37 G38 G39 PLEASE NOTE: Green tritium sights are depicted as they would look in low light settings. Specifications for GLOCK Bold Sights by Ameriglo Tritium Pistol Night Sight: Manufacturer: Glock Gun Make: Glock Quantity: 1 Package Contents:GLOCK Bold Sights by Ameriglo Tritium Pistol Night Sight The GLOCK 47284 AMGLO NIGHT SIGHT SET .180 is a quality addition to the Glock lineup. For more great deals on Tritium Pistol Sights by Glock please browse our Glock Gun Parts page.