The Holosun HM3X Magnifier is a great affordable option for stretching the legs on your Holosun red dot sight. This 3X Red Dot Magnifier features an adjustable diopter ring to dial in your focus and the generous eye relief means you will be quick on target. Included with this 3X magnifier is a quick detach mount with a spacer allowing you to line up with absolute and lower 1/3rd red dot mounts. The durable aluminum housing is made to the same standards as their red dot sights, so you know it will last. The flip to side design is quick to use allowing you to seamlessly transition between 1x and 3x. Improve the capabilities of your red dot optic with the Holosun HM3X Magnifier.