Hi guys, don't know if it is right topic to ask and maybe I ask stupid question. My girlfriend is almost professional shooter bur she doesn't like airsoft so she owns few guns for her favorite target shooting. And she's got optics for it, for example
https://tacticsfaq.com/holosun-510c-gr-elite-review/ sight for her Glock pistol. Now she is going to chage it to Sig Sauer and I wonder if it is possible to use her old red dot for my Umarex Glock 17? Sorry, I am noob😅