Holosun ARO Advanced Rifle Optic - 2 MOA Green Dot Reticle

Holosun ARO Advanced Rifle Optic - 2 MOA Green Dot Reticle

Engineered for precision and built for durability, the Holosun ARO-GR2 (Advanced Rifle Optic) is a next-generation red dot sight designed to elevate your shooting experience. Featuring a crisp 2 MOA green dot reticle and a robust 22mm housing, this optic is a powerful upgrade from Holosun’s popular 403 and 503 series. Its compact footprint (Micro T-2) and 1.63" lower 1/3 co-witness mount make it ideal for pairing with magnifiers and tactical setups.

With Shake Awake™ technology, multilayer reflective glass, and up to 50,000 hours of battery life, the ARO-GR2 delivers seamless performance whether you're on duty, at the range, or in the field. The optic instantly activates with motion and powers down when idle, ensuring it's always ready when you are. Built to withstand harsh environments and extreme conditions, this sight is your reliable partner for fast target acquisition and uncompromising accuracy.

2 MOA Green Dot Reticle
Offers precise aiming with high visibility in daylight and low-light conditions.

Shake Awake™ Technology
Motion-activated LED conserves battery life and ensures instant readiness.

22mm Housing Design
Compact and rugged, optimized for pairing with Holosun magnifiers.

1.63" Lower 1/3 Co-Witness Mount
Provides ideal alignment with backup iron sights and magnifiers.

Multilayer Reflective Glass
Enhances clarity and light transmission for a crisp sight picture.

Unlimited Eye Relief
Allows flexible positioning without sacrificing performance.

Durable Aluminum Construction
Built to withstand recoil, vibration, and environmental stress.

IP67 Waterproof Rating
Submersible and sealed against dust and moisture for all-weather reliability.

Specifications

• Reticle: 2 MOA Dot
• Reticle Color: Green
• Light Wavelength: 540nm
• Magnification: 1x
• Parallax Free: Yes
• Eye Relief: Unlimited
• Brightness Settings: 10 Daylight & 2 Night Vision
• Power Source: CR2032 Battery
• Battery Life: Up to 50,000 Hours
• Window Size: 0.86 in
• Dimensions: 2.48 × 1.54 × 2.63 in
• Weight: 3.38 oz
• Housing Material: Aluminum
• Surface Finish: MAO
• Adjustment per Click: 0.5 MOA
• W&E Travel Range: ±50 MOA
• Storage Temperature: -40℃ to 70℃
• Operating Temperature: -30℃ to 60℃
• Submersion Rating: IP67
• Vibration Resistance: 1000G
• Mount Footprint: Holosun 403, 503, 515, 530 series (Aimpoint Micro T-2 Style Footprint)
• Included Mounts: 1.63" and Lower 1/3 Co-Witness Mounts
• Included Accessories: Multi-tool, Wrench, Cleaning Cloth