Description

The Holosun ARO-RD2 and HM3X Combo Kit combines an enclosed 2 MOA red dot sight with a 3x flip-to-side magnifier. The system is designed for flexible close- and mid-range shooting and mounts to a Picatinny rail.

The ARO-RD2 features a 22 mm optical window, Shake Awake activation, a side-loading CR2032 battery, and manual brightness control. The HM3X adds 3x magnification, 70 mm of eye relief, and a quick-release flip-to-side mount.

Key Specifications

• The ARO-RD2 uses a 2 MOA red dot reticle for a simple aiming reference.
• The sight has a 22 mm optical window.
• The ARO-RD2 uses 1x magnification.
• The optic is powered by one CR2032 battery.
• Brightness control includes 10 daylight and 2 night-vision-compatible settings.
• The HM3X provides 3x magnification when additional magnification is needed.
• The HM3X offers 70 mm of eye relief.
• The magnifier uses a quick-release flip-to-side mount.
• The included ARO mounts provide 1.63-inch lower 1/3 and 1.05-inch heights.
• The system mounts to a Picatinny rail.

With a straightforward red dot, flexible magnification, and included mounting hardware, this Holosun combination provides a practical optic setup for users who want one system to support both rapid sighting and extended target viewing.