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HS503CU Rifle Red Dot Sight – Holosun

The Holosun HS503CU Red Dot Sight is a compact 20mm micro sight ideal for rifles and carbines. Durable, precise, and perfect for any shooter.

Also Available with Green 2 MOA Dot & 65 MOA Circle

SKU:

HS503CU

$306.95

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Description

The Holosun HS503CU Red Dot Sight is a compact 20mm micro sight, perfect for rifles and carbines. It combines advanced technology with durability, ensuring reliable performance for shooters of all skill levels.

Equipped with Holosun’s Solar Failsafe technology, the HS503CU ensures uninterrupted operation, even in low-battery situations. The Multi-Reticle System (MRS) lets you switch between a 2 MOA dot and a 65 MOA circle for versatility. Powered by Holosun’s Red Super LED, this sight delivers up to 50,000 hours of battery life on setting 6.

With 12 brightness settings, including 10 for daylight and 2 for night vision, the HS503CU adapts to any lighting condition. The Shake Awake technology conserves battery life by activating the sight with motion. Parallax-free with unlimited eye relief, it ensures fast, accurate targeting.

Built from robust 6061 aluminum, the HS503CU withstands tough conditions. It comes with both a lower 1/3 co-witness mount (1.63”) and a low mount (.75”), offering compatibility for rifles with varying comb heights. The side-mounted 2032 battery compartment simplifies battery changes without unmounting the sight.

 

HS503CU Holosun Sight – Features

  • Compact 20mm micro sight for rifles and carbines
  • Multi-Reticle System with 2 MOA dot and 65 MOA circle
  • Up to 50,000 hours of battery life with Red Super LED
  • Solar Failsafe for continuous operation in low-battery scenarios
  • 12 brightness settings for daylight and night vision compatibility
  • Shake Awake technology for automatic motion-based activation
  • Durable 6061 aluminum construction for maximum reliability
  • Parallax-free design with unlimited eye relief
  • Includes lower 1/3 co-witness and low-profile mounts
  • Side-mounted battery compartment for easy access
  • Picatinny rail compatible

 

Included in the Box

  • Lower 1/3 co-witness mount (1.63”)
  • Low profile mount (.75”)
  • T10 L key
  • Rubber cover
  • CR2032 battery
  • Lens cloth
  • User manual

 

Specification

Window Size 20mm Diameter
Dimension (in) 2.6×1.43×1.6
Weight (oz) 3
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

Additional Information

Weight 0.085 kg

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Shipping & Returns

Domestic Shipping – For orders shipping within the USA*
Shipping Option Cost Delivery Time
Free Shipping – Regular Registered Shipping – 
*Please note there is no option of adding Insurance protection to this form of shipping
FREE For orders above 199$
12.95$ For orders below  199$
8-16 Business Days
Priority Shipping  14.95$ for orders Above 199$
17.95$ For orders under 199$
4-12 Business days
Express Shipping (UPS) Cost will depend on the destination of the package (calculated shipping cost can be seen at checkout) 3-6 Business days

* For qualified orders. If an item is not available in our US warehouse it will be shipped from Israel (in this case the delivery times may be slightly longer).

International Shipping – For orders shipping outside USA
Free Shipping – Regular Registered Shipping –
*Please note there is no option of adding Insurance protection to this form of shipping
FREE For orders above 199$
12.95$ For orders below  199$
14-35 Business days
Priority (Eco Post)  14.95$ for orders Above 199$
17.95$ For orders under 199$
8-18 Business days
Express Shipping  Cost will depend on the destination of the package (calculated shipping cost can be seen at checkout) 3-8 Business days
*International TDI shipments – Orders shipping outside of the US will be shipped via USPS / UPS for a fee of 25$ (shipping cost can be seen at checkout).

Returns & Exchanges

All return claims must be made not more than 7 days after the item has been received.
Returns must be sent back within 30 days after delivery.

Exchanges are subject to product availability and may be subject to additional shipping fees.

To be eligible for a return or exchange, the item must be in its original condition, unused, and with all original tags and packaging.

Click here for the full Shipping Policy

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    You may return your item within 30 days from the day it was delivered to you in order to receive a refund.
    Please notify us of your intent to return the item within 7 days of receiving it.
    The item must be in its original condition and packaging.
    Shipping costs are non-refundable.
    For full return details, click here to view our complete return policy.

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