Experience the fastest resetting glock gen 5 trigger on the market when you add the i.T.T.S., aka improved tyrant trigger system, to your glock 19, g17, g23 (and many more).This powerful trigger for the full-frame glock gen 5 platforms is equipped with high-performing features, making for an ultra-effective tool with a greater level of efficiency and precision than other standard carry triggers.Model: I.T.T.S