Holosun HE510C-GR Green Dot & HM3X 3X Magnifier Combo - 2 MOA Dot / 65 MOA Circle - QD Mount
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Product description
Green Multi-Reticle Sight with Flip-to-Side 3x Magnification
Features
- Combines the HE510C-GR open reflex sight with the HM3X 3x magnifier in one matched rifle optic package
- Selectable green Multi-Reticle System provides a 2 MOA dot, 65 MOA circle, or combined circle-dot
- HM3X provides fixed 3x magnification and flips to the side when an unmagnified sight picture is preferred
- Quick-detach Picatinny mounts allow fast installation and removal
- Included HM3X spacer supports both absolute and lower 1/3 co-witness optic heights
- HE510C-GR features Solar Failsafe and Shake Awake for automatic power management
- 10 daylight and 2 night-vision-compatible brightness settings provide adjustment across varied lighting conditions
- Aluminum HE510C-GR housing is reinforced by a titanium protective hood around the open viewing window
- HM3X provides 2.75″ of eye relief, a 7-degree field of view, and +/-3 diopter adjustment
- Protective hard case is included for storage and transport
The Holosun HE510C-GR and HM3X combo pairs a wide-window green reflex sight with a flip-to-side 3x magnifier, allowing quick transitions between a 1x sight picture and added magnification without changing optics. The HE510C-GR offers three selectable reticle presentations along with Solar Failsafe and Shake Awake, while the HM3X adds adjustable focus and a QD mounting system compatible with absolute or lower 1/3 optic heights. Both components mount to Picatinny rails and are packaged together in a protective hard case.
Specifications
- Brand: Holosun Technologies
- Model: HE510C-GR + HM3X Combo
- MPN: HE510C-GR+M3X
- Mounting Interface: Picatinny Rail
- Color: Black
- HE510C-GR Magnification: 1x
- HE510C-GR Reticle: 2 MOA Dot / 65 MOA Circle / Circle-Dot
- Reticle Color: Green
- LED Wavelength: 540nm
- Brightness Settings: 10 Daylight / 2 Night Vision
- Battery: CR2032
- Battery Life: Up to 50,000 Hours at Setting 6
- HE510C-GR Adjustment per Click: 0.5 MOA
- HE510C-GR Windage and Elevation Travel: +/-50 MOA
- HE510C-GR Window Size: 0.91″ x 1.26″
- HE510C-GR Housing: Aluminum with Titanium Protective Hood
- HE510C-GR Dimensions: 3.3″ L x 1.68″ W x 1.78″ H
- HE510C-GR Weight: 4.94 oz
- HM3X Magnification: 3x
- HM3X Eye Relief: 2.75″
- HM3X Field of View: 7 Degrees
- HM3X Exit Pupil: 0.29″
- HM3X Diopter Adjustment: +/-3D
- HM3X Housing: Aluminum
- HM3X Dimensions: 4″ L x 1.7″ W x 2.5″ H
- HM3X Weight: 9.8 oz
- Water Resistance: IP67
What’s Included
- 1x Holosun HE510C-GR Green Reflex Sight
- 1x Holosun HM3X 3x Magnifier
- 1x HM3X Quick-Detach Flip-to-Side Mount
- 1x Lower 1/3 Spacer
- 1x Protective Hard Case
- 1x Lens Cloth
- 1x Multi-Tool
- 1x Manual
- 1x Warranty Card
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Warranty & returns
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.











