Description
The Holosun HM3X is an aluminium-bodied 3x magnifier for use behind a red or green dot sight. It includes a quick-release, ambidextrous flip-to-side mount with spacer for absolute and lower-1/3 co-witness heights, 2.75 in eye relief, an adjustable diopter and windage/elevation adjustment to centre the dot, and is IP67 rated. Weight approx. 9.8 oz (278 g) with mount. Suits Holosun HS/HE 403, 503, 510C and 515 series sights and other dot sights at the same height.
Features
- 3x magnification, 2.75 in eye relief
- Quick-release flip-to-side mount, ambidextrous
- Absolute and lower 1/3 co-witness via supplied spacer
- Windage and elevation adjustment, adjustable diopter
- Aluminium housing, matte black, IP67
- Weight approx. 9.8 oz
Frequently asked questions
Does the HM3X work with the HE510C?
Yes; set the magnifier to the same height (absolute or lower 1/3) as the sight.
Can it flip out of the way?
Yes, it flips to either side and can be removed with the quick-release lever.
Is it waterproof?
IP67 rated per Holosun.
Available from 3 Gun Tactical, Tingalpa QLD (Licensed Firearms Dealer 50001578).





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