ARO-RD2-HM3X Description
Upgrade your sighting capabilities with the complete Holosun ARO-RD2-HM3X optics package, a premier combo pairing a reliable Holosun red dot sight with the versatile HM3X 3X magnifier. This Holosun ARO-RD2-HM3X system provides rapid target acquisition at close range via the crisp red dot, while the included HM3X magnifier allows for quick transitions to 3X magnification for positive target identification and enhanced precision at medium distances.
The red dot sight component of the Holosun ARO-RD2-HM3X offers a clear aiming point, built with the durability and advanced features Holosun is known for, ensuring dependable performance in demanding situations.
The Holosun HM3X Magnifier, an integral part of the Holosun ARO-RD2-HM3X kit, features high-clarity glass, an adjustable diopter for focus tuning, and generous eye relief. Its standout feature is the integrated flip-to-the-side mount, enabling instant switching between magnified and 1X views. The included quick-detach (QD) mechanism allows for swift installation and removal without loss of zero.
Both components boast robust aluminum housings designed to withstand harsh conditions and recoil. Ideal for AR platforms and similar firearms, this combo kit delivers exceptional versatility. Get a comprehensive, ready-to-mount aiming solution right out of the box with the Holosun ARO-RD2-HM3X combo.
| Feature Category | Attribute | Value |
| General | Product SKU | ARO-RD2-HM3X |
| Manufacturer | Holosun | |
| Product Type | Red Dot Sight & Magnifier Combo Kit | |
| Red Dot Sight (ARO-RD2 Component) | Reticle | Typically 2 MOA Dot (Check specific bundle) |
| Reticle Color | Red | |
| Brightness Settings | Multiple Daylight & Night Vision Compatible (Typical) | |
| Battery Type | CR2032 (Common for Holosun red dots) | |
| Battery Life | Up to 50,000 Hours (Typical, depends on model/setting) | |
| Housing Material | Aluminum | |
| Adjustment Value | 0.5 MOA per Click (Typical) | |
| Water Resistance | IP67 (Typical) | |
| Magnifier (HM3X Component) | Magnification | 3X |
| Objective Lens Diameter | 22 mm | |
| Eye Relief | 2.75 inches (70 mm) | |
| Field of View (FOV) | 37 ft @ 100 yards (7°) | |
| Diopter Adjustment | +3 to -3 | |
| Mount Type | Integrated Flip-to-Side with Quick Detach (QD) | |
| Housing Material | Aluminum | |
| Water Resistance | IP67 | |
| Windage/Elevation Adjust | Yes (For centering red dot within magnifier view) | |
| Dimensions (L x W x H) | Approx. 3.9" x 1.6" x 2.4" (Magnifier only) | |
| Weight | Approx. 9.5 oz (Magnifier with mount) | |
| Included Spacer | Yes (For Absolute Co-witness or Lower 1/3 Co-witness) |


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