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SKU#HS403B Holosun
Holosun HS403B 2 MOA Red Dot Sight with Shake Awake
£179.99
4 in stock
The HS403B from Holosun is a rugged 20mm micro sight tailored for rifles and carbines, featuring Holosun’s Red Super LED technology with a 50,000-hour battery life. It offers 10 daylight and 2 night vision compatible reticle settings, housed in durable 6061 aluminum with both a lower 1/3 co-witness mount (1.63”) and a low mount (.75”). Advanced features include Shake Awake technology for battery conservation, digital buttons for easy adjustments, rubber lens covers for protection, and a side-mounted battery tray for convenient access to the 2032 battery. Ideal for all levels of shooters, the HS403B ensures reliable performance in various shooting conditions.
Manufacturer Model: HS403B Red Dot Sight
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PRICE MATCHSeen it Cheaper? We Could Match It!
EXCHANGE GUARANTEE60 day Scope Out Guarantee
KLARNA AVAILABLEOn All Our Products
TRADE IN & PART EXWe'll take your old Optics
Please be aware that during our Black Friday sales period there may be a small delay in the dispatch of your order.
Product Information
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DESCRIPTION
The HS403B is an advanced 20mm micro sight designed to excel in rifle and carbine applications with precision and durability at its core. Engineered by Holosun, it features the innovative Red Super LED technology, providing an exceptional 50,000-hour battery life. This ensures extended operational capability even under intensive use. The sight offers a comprehensive range of 10 daylight and 2 night vision compatible reticle intensity settings, allowing for precise aiming in various lighting conditions.
Crafted from robust 6061 aluminum, the HS403B's housing is built to withstand rugged environments and includes both a lower 1/3 co-witness mount (1.63”) and a low mount (.75”), accommodating rifles with low-comb height configurations seamlessly. It incorporates Shake Awake technology, which automatically activates the sight upon movement and conserves battery life during idle periods, enhancing operational efficiency.
User-friendly digital buttons on the sight enable swift adjustments to reticle brightness and settings, ensuring optimal visibility and accuracy. Rubber lens covers safeguard the optics from scratches and impact, maintaining clarity and longevity in challenging conditions. Additionally, the side-mounted battery tray offers convenient access to the 2032 battery, facilitating quick replacements without disrupting shooting activities.
Ideal for shooters of all proficiency levels, the HS403B combines advanced features with robust construction, making it a versatile choice for tactical operations, competitive shooting, and recreational use alike. Its reliability, precision, and ease of use make it an essential tool for achieving consistent performance in dynamic shooting environments.
SPECS
Crafted from robust 6061 aluminum, the HS403B's housing is built to withstand rugged environments and includes both a lower 1/3 co-witness mount (1.63”) and a low mount (.75”), accommodating rifles with low-comb height configurations seamlessly. It incorporates Shake Awake technology, which automatically activates the sight upon movement and conserves battery life during idle periods, enhancing operational efficiency.
User-friendly digital buttons on the sight enable swift adjustments to reticle brightness and settings, ensuring optimal visibility and accuracy. Rubber lens covers safeguard the optics from scratches and impact, maintaining clarity and longevity in challenging conditions. Additionally, the side-mounted battery tray offers convenient access to the 2032 battery, facilitating quick replacements without disrupting shooting activities.
Ideal for shooters of all proficiency levels, the HS403B combines advanced features with robust construction, making it a versatile choice for tactical operations, competitive shooting, and recreational use alike. Its reliability, precision, and ease of use make it an essential tool for achieving consistent performance in dynamic shooting environments.
- Window Size 20mm Diameter
- Dimension (in) 2.45×1.43×1.6
- Weight (oz) 2.82
- Housing Material 6061 T6 Aluminum
- Surface Finish MAO
- Adjustment per Click 0.5 MOA
- W&E Travel Range ±50 MOA
- Storage Temperature -40℃~70℃
- Working Temperature -30℃~60℃
- Submersion IP67
- Vibration 1000G
HS403B is a 20mm micro sight designed for rifle and carbine applications. HS403B features Holosun’s Red Super LED with 50k hour battery life, 10 daylight and 2 night vision compatible reticle intensity settings. Its housing is made from 6061 aluminum and includes both a lower 1/3 co-witness mount (1.63”) and a low mount (.75”) for low-comb height rifle applications.
Additional features include Shake Awake technology, digital buttons for setting changes, rubber lens covers, and a side-mounted battery tray for the 2032 battery. HS403B is a versatile sight for users of all levels.
- Holosun HS403B 2 MOA Red Dot Sight with Shake Awake
- Lower 1/3 Cowitness Mount
- Low Profile Mount
- T10 L Key
- Rubber Cover
- User Manual
- CR2032 Battery
- Lens Cloth
- Holosun 10 years / product lifetime warranty. Read more here
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Please Note: Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
Please Note: DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY - READ MORE: HERE
COURIERS
We use DPD , RoyalMail, TNT and UPS courier services for all our orders whether dispatching to the UK or International. As soon as your order has been dispatched you will receive an email with your unique tracking number.
IN-STORE ITEMS
These are items that we have in-stock and will be sent out for delivery as soon as possible. We aim to dispatch all orders within 1-2 working days, but during busy periods dispatch may be delayed by a day or so. If you would like to purchase the item in person then please call ahead to arrange an appointment: 01803 611 895.
PRE-ORDER ITEMS
These are usually items that are going to be out-of-stock for a number of weeks or are in short supply. By purchasing a Pre-Order Item you are in effect paying a deposit for your goods. As soon as the item is back in stock yours will be dispatched within 24 hours where possible. Please see individual product pages for current back-in-stock dates. In rare occasions, these dates can be changed by the manufacturers so we recommend staying in contact with Optics Warehouse depending on the product lead time.
INTERNATIONAL DELIVERY & TAXES
In addition to the above information If your delivery address is outside of the UK you may be subject to import duties and taxes, which are levied once a shipment reaches your country. Any such additional charges for customs clearance must be borne by you. You should note that customs policies vary widely from country to country. Optics Warehouse advises each customer to contact their local customs office for further information if they are in any way unsure of local duties or liabilities. Cross border shipments are subject to opening and inspection by customs authorities which means some packages may be opened and re-sealed.
NEED HELP?
If you require any further assistance, please call us on 01803 611 895 or email sales@opticswarehouse.co.uk
-
A NOTE ABOUT DPD SHIPMENTS:
ASK A QUESTION
Please Note: Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
Please Note: DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY - READ MORE: HERE
COURIERS
 |
 |
 |
 |
We use DPD , RoyalMail, TNT and UPS courier services for all our orders whether dispatching to the UK or International. As soon as your order has been dispatched you will receive an email with your unique tracking number.
IN-STORE ITEMS
These are items that we have in-stock and will be sent out for delivery as soon as possible. We aim to dispatch all orders within 1-2 working days, but during busy periods dispatch may be delayed by a day or so. If you would like to purchase the item in person then please call ahead to arrange an appointment: 01803 611 895.
PRE-ORDER ITEMS
These are usually items that are going to be out-of-stock for a number of weeks or are in short supply. By purchasing a Pre-Order Item you are in effect paying a deposit for your goods. As soon as the item is back in stock yours will be dispatched within 24 hours where possible. Please see individual product pages for current back-in-stock dates. In rare occasions, these dates can be changed by the manufacturers so we recommend staying in contact with Optics Warehouse depending on the product lead time.
INTERNATIONAL DELIVERY & TAXES
In addition to the above information If your delivery address is outside of the UK you may be subject to import duties and taxes, which are levied once a shipment reaches your country. Any such additional charges for customs clearance must be borne by you. You should note that customs policies vary widely from country to country. Optics Warehouse advises each customer to contact their local customs office for further information if they are in any way unsure of local duties or liabilities. Cross border shipments are subject to opening and inspection by customs authorities which means some packages may be opened and re-sealed.
NEED HELP?
If you require any further assistance, please call us on 01803 611 895 or email sales@opticswarehouse.co.uk
-
A NOTE ABOUT DPD SHIPMENTS:
- Please be advised that we have now introduced DPD Pins to all DPD orders from Optics Warehouse.
- If your shipment is being sent from Optics Warehouse via DPD you will be sent a Pin Code that must be shown to the courier upon delivery.
- The pincode is sent VIA email & TEXT message. A valid email address and mobile number must be provided at checkout. Emails will be sent from "Riviera House 3PL" - if you do not receive this email please check your junk or spam folders.
- Please note that if you do not display your pin code to the courier driver upon delivery, you will not be able to have your item and you may need to schedule another delivery date to show a valid pin.
- Please view the attached slides HERE for further information!
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