Description
Holosun ARO-CORE Shake Awake 2 MOA Red Dot Sight FDE
The ARO-CORE-RD-2 is a compact rifle optic built around a crisp 2 MOA red dot and a refined 22mm viewing window for fast, intuitive target acquisition.
Shake Awake, long battery life, and durable aluminum construction deliver reliable performance across modern rifle and carbine setups.
→ 2 MOA Red Dot
Precise red aiming point designed for fast target engagement and confident shot placement.

→ Refined 22mm Optical Window
Improved viewing area provides a clear sight picture and faster target acquisition.
→ Shake Awake Technology
Motion activation powers the optic instantly while preserving battery life when idle.
→ Side-Loading CR2032 Battery
Battery replacement without removing the optic from the mount.
→ Manual Brightness Controls
10 daylight and 2 night-vision compatible brightness settings for adaptable performance.
→ Durable Aluminum Housing & Flexible Mounting
MAO finished aluminum construction with IP67 water resistance and includes 1.63 inch lower 1/3 mount and 1.05 inch low mount for multiple rifle setups.
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Features:
- Red 2 MOA Dot Reticle
Bright red illumination provides a crisp aiming point for fast target acquisition and consistent accuracy. - 22mm Optical Window
Refined 22mm objective delivers a clear sight picture and improved situational awareness 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 dust resistance. - Compact Lightweight Design
Weighing only 3.38 oz for the optic body, the ARO-CORE-RD2 keeps rifle setups lightweight while maintaining durability.
In the Box:
- ARO-CORE-RD-2
- CR2032
- 1.63″ Mount
- 1.05″ Mount
- Lens Cloth
- Multi-Tool
- Wrench
- Manual
- Warranty Card
Specifications:
| Specification | Details |
|---|---|
| FUNCTIONS | |
| Selectable Reticle | No |
| Solar Power | No |
| Shake Awake Technology | Yes |
| Auto Off | Yes |
| Memory | Yes |
| Manual Brightness | Yes |
| Automatic Brightness | No |
| Lockout Mode | No |
| OPTICAL DATA | |
| Light Source | LED |
| Wavelength | 650nm |
| Reticle | 2 MOA Dot |
| Magnification | 1x |
| Parallax | No |
| Unlimited Eye Relief | Yes |
| Multi-Coatings | Yes |
| ELECTRONIC DATA | |
| Battery | CR2032 |
| Battery Life | 50,000 Hours |
| Brightness Setting | 10 Daylight & 2 Night Vision |
| Removable Battery | Yes |
| Battery Location | Side Tray |
| MECHANICAL DATA | |
| Housing Material | Aluminum |
| Surface Finish | MAO |
| Housing Color | Black |
| Adjustment Per Click | 0.5 MOA |
| W&E Travel Range | ±50 MOA |
| Storage Temperature | -40°C ~ 70°C |
| Working Temperature | -30°C ~ 60°C |
| Submersion | IP67 |
| Vibration | 1000G |
| PHYSICAL DATA | |
| Window Size | 0.866 Diameter |
| Body Dimensions | 2.48″ × 1.54″ × 2.63″ |
| Body Weight | 3.38 oz |
| Central Mount Height | 1.63″ |
| Low Mount Height | 1.05″ |
| Mount Weight | 1.73 oz |










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