Holosun HM3XT 3x Micro Titanium Magnifier with QD Flip to Side Picatinny Mount

SKU#HM3XT Holosun

Holosun HM3XT 3x Micro Titanium Magnifier with QD Flip to Side Picatinny Mount

Name: Holosun HM3XT 3x Micro Titanium Magnifier with QD Flip to Side Picatinny Mount
Brand: Holosun
Price: 289.99 GBP
Availability: InStock

1 in stock

The Holosun HM3XT is the “premium” version of Holosun’s 3x magnifier, built with a titanium body to shave weight and add extra durability without overcomplicating anything. It pairs with your red dot to give you instant 3x magnification when you need to stretch distance, then flips out of the way in a second for close work. The glass is clean, the eye relief is forgiving, and the quick-detach flip-to-side mount makes transitions smooth and simple. It’s basically a tougher, slightly more refined HM3X for people who want a solid magnifier that can take abuse and still stay lightweight on the rifle.

-Nathan (Technical Advisor)

VIEW PRODUCT INFO / SPECS

Manufacturer Model: HM3XT 3x Micro Titanium

HM3X 3x Micro Mangifier Aluminium

HM3XT 3x Micro Titanium

Whilst we aim to dispatch in-stock items within 1 working day, please be aware that during busy periods dispatch of in-stock items may be delayed by up to 2 working days. Authorised UK Retailer

WHY BUY FROM US?

PRICE MATCH

SWAP-OUT GUARANTEE

FAST DELIVERY

30 DAY RETURNS

UNMATCHED SERVICE

OBSIDIAN REWARDS

Founded in Devon in 2007, Optics Warehouse has grown to become the UK’s largest specialist optics retailer, offering an unrivalled selection of rifle scopes, thermal imagers, night vision, binoculars, red dots, mounting systems and shooting accessories from the world’s leading brands, all backed by competitive pricing, expert advice and outstanding customer service.

Shaun Ellis, Managing Director Long range target shooting and deer stalking.

Product Information FIND OUT MORE

DESCRIPTION

The HM3XT is a premium titanium-bodied 3X magnifier engineered for seamless use with red dot sights, elevating your shooting experience with its precision and versatility. Designed with the user in mind, it boasts a robust feature set, including a quick-release, ambidextrous, flip-to-side Picatinny rail mount, enabling effortless switching between magnified and unmagnified views. This adaptability ensures rapid target acquisition and enhanced accuracy in dynamic shooting scenarios.

Holosun enhances the HM3XT with a spacer that ensures compatibility with both absolute and lower 1/3 co-witness dot heights, maximizing its adaptability to various setups. This thoughtful inclusion means you can easily integrate the HM3XT with a wide range of optics without compromising on performance or convenience.

The magnifier offers a generous 2.75” of eye relief, providing a comfortable viewing experience that reduces eye strain during extended use. Its IP67 certification guarantees robust water and dust resistance, making it a reliable companion in harsh environments and adverse weather conditions. Whether you're in the field or at the range, the HM3XT is built to withstand the elements and deliver consistent performance.

For precision shooters, the HM3XT features windage and elevation adjustments, allowing fine-tuning to match your optic’s zero perfectly. This ensures that your shots are consistently on target, enhancing accuracy and confidence in every shot. Additionally, the built-in flat driver tool streamlines the adjustment process, making it quick and straightforward to achieve optimal alignment.

The HM3XT is not just a magnifier; it’s a comprehensive enhancement to your shooting setup, designed to deliver exceptional performance and reliability. With its high-quality construction, thoughtful design, and user-friendly features, the HM3XT stands out as a top choice for shooters seeking to improve their precision and versatility. Whether for professional use or recreational shooting, the HM3XT promises to elevate your shooting experience to new heights.

SPECS

PHYSICAL SPECS

Window Size N/A
Dimension (in) 4 x 1.7 x 2.5
Weight (oz) 9.8

MECHANICAL SPECS

Housing Material Durable Aluminum
Surface Finish MAO
Adjustment per Click N/A
W&E Travel Range N/A

ENVIRONMENT SPECS

Storage Temperature -20℃~65℃
Working Temperature -20℃~51℃
Submersion IP67
Vibration 1000G

FEATURES

HM3XT 3x Magnifier
The HM3XT is an aluminum bodied 3X magnifier designed for use in conjunction with a red dot sight. The HM3XT is feature-packed and includes a quick release, ambidextrous, flip-to-side Picatinny rail mount. Holosun includes a spacer with the HM3XT that provides compatibility with absolute and lower 1/3 co-witness dot heights for maximum compatibility. The HM3XT has a generous 2.75” of eye relief, is IP67 certified water resistant, and includes windage and elevation adjustment for precision zeroing to your optic’s zero. The HM3XT also includes a built-in flat driver tool for easy adjustments.

WHAT'S IN THE BOX

Holosun HM3XT 3x Micro Aluminium Mangifier
QD Flip to Side Picatinny Mount
QD Release Mount
T10 L Key
User Manual

FREQUENTLY ASKED QUESTION(S)

1. What is the HM3XT used for?
It’s a 3x magnifier that works behind a red dot sight to extend your effective shooting range.

2. What makes it different from the HM3X?
The HM3XT uses a titanium housing instead of aluminum, making it lighter and more corrosion-resistant while keeping the same core optics.

3. Does it flip to the side?
Yes, it uses a quick-detach flip-to-side mount so you can instantly switch between 1x and 3x views.

4. Does it hold zero with your red dot?
Yes, once properly aligned, it returns to the same position when flipped back into place.

5. What eye relief does it have?
Around 2.7 inches (about 65–70 mm), which is comfortable for most rifle setups.

6. Is it heavy?
It’s relatively light for a titanium magnifier, roughly around 10–11 oz depending on mount setup.

7. Does it need batteries?
No, it’s purely optical—no electronics or power required.

8. Is it compatible with all red dots?
It works with most standard red dots on Picatinny rails.

9. Is titanium actually a big upgrade over aluminum?
It’s more about durability and corrosion resistance than performance—it’s a premium material choice, not a performance jump.

10. Is it worth it over the HM3X?
If you want lighter weight and a more premium build, yes. If you just want performance per dollar, the HM3X is usually the better value.

WARRANTY

Holosun 10 years / product lifetime warranty. Read more here

DELIVERY & RETURNS

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. We are unable to add delivery notes to your order regarding safe spaces or neighbour deliveries. If you require this service it can be arranged directly with the courier once the parcel is in their network.

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

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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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