The Ameriglo GL5201 is a superior product by AmeriGlo that significantly enhances your shooting prowess, both during training and on the actual field.The i-Dot sights design it boasts is perfect for all users and promotes swift and straightforward vertical sight alignment. It features a dot over dot setup and incorporates an extended rear sight, which not only ensures a wider sight radius but also effectively reduces glare due to its undercut rear face.This model is designed with a vibrant green tritium front that is encased by an orange outline and a green square notch at the rear. It perfectly fits Glock models 17/19/19x/26 Gen5.