Well, the question here is whether a Holosun 509T red dot sight mounted on a Glock 17 Gen 5 MOS will return to zero when removed and replaced... So, will it?
9mm para parabellum
Firearms history, blokesplaining firearms mechanics, mythbusting, shooting sports and kitschy sketches all in one place. An often dry and sarcastic look at whatever takes the Bloke's and the Chap's fancy in the world of guns and shooting.