SOTAC RMR Style Nylon Mini Red Dot SightFull windage and elevation adjustments Requires 1 x CR2032 Battery to function (sold separately) + and Buttons for brightness settings (5 levels) Fits 20mm rails Includes: Gift box, silicone cover, Allen keys, picatinny mount, mount plate for TM G17 and compatible pistols NOTE: This is a narrower MINI red dot sight than a standard RMR. This WILL NOT fit normal RMR foot print scope mounts. You must either use the included Glock plate to put it on a TM