

🎯 Lock in your edge with Holosun’s unstoppable micro sight!
The HOLOSUN HE403B-GR is a cutting-edge 20mm micro red dot sight designed for rifles and carbines, featuring an ultra-efficient 650nm Super LED with up to 50,000 hours of battery life. Its Shake Awake technology conserves power by deactivating the LED when idle, instantly reactivating on movement. Built with durable 6061 T6 aluminum and multilayer reflective glass, it offers superior clarity, reduced glare, and 12 brightness settings including night vision modes. With versatile mounting options and a rugged waterproof design, this sight delivers precision and reliability for professional shooters and enthusiasts alike.






| Brand | HOLOSUN |
| Color | Black |
| Style | Red 2 MOA Dot |
| Sport | Hunting |
| Item Weight | 0.27 Pounds |
| Material | Aluminum |
| Magnification Maximum | 1 x |
| Objective Lens Diameter | 20 Millimeters |
| Magnification Minimum | 1 x |
| Compatible Devices | Rifle |
| Mounting Type | Picatinny Mount |
| Night vision | Yes |
| Model Name | HS403B |
| Manufacturer | Holosun |
| Reticle Type | Single Dot |
| UPC | 760921087428 |
| Global Trade Identification Number | 00760921087428 |
| Item Package Dimensions L x W x H | 4.72 x 3.66 x 3.11 inches |
| Package Weight | 0.34 Kilograms |
| Item Dimensions LxWxH | 6 x 6 x 4 inches |
| Brand Name | HOLOSUN |
| Country of Origin | China |
| Warranty Description | 2 Year Manufacturer |
| Suggested Users | unisex-adult |
| Number of Items | 1 |
| Part Number | HS403B |
| Included Components | Product |
| Size | 2MOA Dot |
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