Holosun - 403B Battery-Powered With Digital Button Controls And Shake Awake Technology

The Holosun 403B is a 20mm micro sight crafted for rifle and carbine applications. With its durable construction and advanced technology, the 403B delivers a reliable and versatile solution for shooters of all levels. Featuring Holosun’s Red or Green Super LED, this optic offers exceptional performance with up to 50,000 hours of battery life.

Available Variants:

• Red 2 MOA Dot
• Green 2 MOA Dot

Key Features:

• Shake Awake™ Technology: Motion-activated LED conserves battery life and reactivates instantly when needed.
• Extended Battery Life: Provides up to 50,000 hours of operation using a CR2032 battery.
• Brightness Settings: 12 intensity levels, including 10 daylight and 2 night vision-compatible modes.
• Versatile Mounting: Includes both a lower 1/3 co-witness mount (1.63”) and a low-profile mount (0.75”) for various rifle setups.
• Durable Housing: Made from 6061 T6 aluminum with a MAO finish for lightweight strength.

In the Box:

• Lower 1/3 Co-Witness Mount
• Low Profile Mount
• T10 L Key
• Rubber Lens Cover
• User Manual
• CR2032 Battery
• Lens Cloth

Optical Specs:

• Reticle: 2 MOA Dot
• Reticle Colors: Red or Green
• Parallax-Free & Unlimited Eye Relief
• Window Size: 20mm Diameter

Physical Specs:

• Dimensions: 2.45×1.43×1.6 inches
• Weight: 2.82 oz

Mechanical Specs:

• Housing Material: 6061 T6 Aluminum
• Surface Finish: MAO (Micro Arc Oxidation)
• Adjustment per Click: 0.5 MOA
• W&E Travel Range: ±50 MOA

Environmental Specs:

• Storage Temperature: -40℃~70℃
• Working Temperature: -30℃~60℃
• Submersion Rating: IP67
• Vibration Resistance: 1000G

Why Choose the Holosun 403B?

• Shake Awake Technology™: Extends battery life and ensures your optic is ready when you are.
• Compact and Lightweight: Perfect for rifles and carbines without adding bulk.
• Durable Construction: Built to withstand harsh environments with 6061 aluminum housing.
• User-Friendly Design: Easy digital controls and convenient battery access.

The Holosun 403B combines compact design, advanced technology, and durability, making it a top choice for reliable performance in any scenario.