Hackathon tritium sight set - green with round orange outline front, black serrated rear, glock AmeriGlo sights are machined from us-made bar stock steels and assembled using Swiss-made tritium light sources. AmeriGlo specializes in iron sights for small arms, designing our own sights and working with oem gun companies. AmeriGlo sights are used worldwide by law enforcement, military, defense-minded free citizens, and recreational shooters. Description: Green with round orange outline front / black serrated rear fits glock 17, 19, 22, 23, 24, 26, 27, 33, 34, 35, 37, 38, 39tritiumhackathorn..