The Micro-Max B-Dot sight is compatible with most of the popular micro red-dot sight mounts available in today?s market. The Micro-Max AR Riser Mount is not included in the standard package; the B-Dot sight only comes with a low profile mount. This AR Riser Mount is a separately purchased mount that raises the Micro-Max Dot 1.6 inches from the rail. You can loosen the four Torx head screws located at the bottom of the sight to change to the high or low mount. Do not over tighten the 4 screws to avoid stripping of the threads.