Description
Holosun ARO-CORE-MRS Multi Reticle Red Dot Sight
The ARO-CORE-MRS-RD is a compact rifle optic featuring Holosun’s Multi-Reticle System, allowing you to switch between a 2 MOA dot and 65 MOA circle for speed or precision.
A refined 22mm window, Shake Awake, and rugged aluminum construction deliver dependable performance across modern rifle and carbine setups.
→ Multi-Reticle System (MRS)
Selectable 2 MOA dot, 65 MOA circle, or circle-dot combination for adaptable aiming across different shooting distances.

→ Refined 22mm Optical Window
Improved viewing area provides a clear sight picture and faster target acquisition.
→ Shake Awake with Lockout Mode
Motion activation powers the optic instantly while Lockout Mode prevents accidental brightness changes.
→ Side-Loading CR2032 Battery
Battery replacement without removing the optic from the mount.
→ Manual Brightness Controls
10 daylight and 2 night-vision compatible settings for reliable visibility.
→ Durable Aluminum Housing & Flexible Mounting
MAO finished aluminum construction with IP67 water resistance and includes 1.63 inch lower 1/3 and 1.05 inch low mounts for multiple rifle setups.
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Features:
- Red Multi-Reticle System
Selectable reticle options include a crisp 2 MOA red dot, 65 MOA circle, or combined circle-dot for both speed and precision. - High Visibility Red Reticle
Bright red illumination delivers strong contrast and a clean aiming point across a wide range of lighting environments. - 22mm Optical Window
Refined 22mm objective provides a wide, clear sight picture for faster target acquisition in a compact optic body. - Shake Awake Technology
Motion activated illumination powers the optic instantly while automatically shutting off during inactivity to preserve battery life. - Side Loading Battery Tray
CR2032 side tray allows quick battery replacement without removing the optic from the rifle. - Manual Brightness Control
Ten daylight and two night vision compatible brightness settings allow precise reticle intensity adjustment for any lighting condition. - Lockout Mode
Prevents accidental brightness changes by locking brightness settings during transport or hard use. - Lower 1/3 Co-Witness Mount
Includes a 1.63 inch lower 1/3 mount for modern rifle setups and iron sight compatibility. - Low Mount Included
Additional 1.05 inch low mount supports low profile setups for platforms requiring minimal optic height. - Durable Aluminum Housing
Rugged aluminum construction with MAO finish provides long term durability with IP67 waterproof protection and 1000G vibration resistance.
In the Box:
- ARO-CORE-RD-MRS
- CR2032
- 1.63″ Mount
- 1.05″ Mount
- Lens Cloth
- Multi-Tool
- Wrench
- Manual
- Warranty Card
Specifications:
| Specification | Details |
|---|---|
| FUNCTIONS | |
| Selectable Reticle | Yes |
| Solar Power | No |
| Shake Awake Technology | Yes |
| Memory Mode | Yes |
| OPTICAL DATA | |
| Light Source | LED |
| Wavelength | 650nm |
| Reticle | 2 MOA Dot & 65 MOA Circle |
| Parallax | No |
| Unlimited Eye Relief | Yes |
| Magnification | 1× |
| Multi-Coatings | Yes |
| ELECTRONIC DATA | |
| Battery | CR2032 |
| Battery Life (Setting 6) | 50,000 Hours |
| Brightness Settings | 10 Daylight & 2 Night Vision Compatible |










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