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SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
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  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

£679.99
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MUST READ: There is a 10 working day dispatch time. If you cannot wait please do not place order!

Reliable shipping

Flexible returns

SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

Features

  • 2 MOA Dot with 65 MOA Ballistic Circle Reticle – Delivers a precise center aiming point with an outer circle for rapid target acquisition and holdovers.
  • Quad Reticle Selection – Offers four reticle configurations to match different shooting scenarios.
  • AAA Battery Powered with MOTAC™ – Uses a standard AAA battery; motion-activated illumination powers up with movement and shuts down when idle. Runtime up to 50,000 hours.
  • 12 Illumination Settings – Includes 9 daylight and 3 night vision-compatible brightness levels.
  • Top-Mounted Brightness & NV Override Controls – Positioned for easy, ambidextrous use, even with gear or body armor.
  • 0.5 MOA Click Adjustments – Smooth windage and elevation controls with ±50 MOA total travel.
  • Premium Optical Coatings – SpectraCoat™, LensArmor™, and LenShield™ provide clarity, scratch resistance, and NV compatibility.
  • Rugged MIL-SPEC Housing – 7075-T6 aluminum body with protective steel shroud meets military durability and drop standards.
  • Waterproof & Fogproof (IPX-8) – Fully submersible and nitrogen-purged for reliable performance in all weather conditions.
  • Hex Bolt Co-Witness Mount – Includes mount and spacer for multiple co-witness height options.
  • Unlimited Eye Relief – Ensures rapid sight alignment from various shooting positions.

Technical Specifications for SIG Sauer ROMEO4XT-PRO Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

Specification

Details

Manufacturer

SIG Sauer

Model / MPN

SOR44001

SKU

SOR44001

UPC

798681671397

Magnification

1×

Objective Lens Diameter

20 mm

Reticle

2 MOA Dot with 65 MOA Ballistic Circle

Brightness Settings

12 (9 daylight / 3 night vision)

Battery Type

1 × AAA battery

Battery Life

Up to 50,000 hours

Adjustment per Click

0.5 MOA

Windage / Elevation Range

±50 MOA

Eye Relief

Unlimited

Housing Material

7075‑T6 Aluminum with steel shroud

Waterproof Rating

IPX‑8 (submersible beyond 1 m)

Fogproof

Yes – nitrogen purged

Weight

Approx. 7.4 oz (210 g)

Dimensions (L×W×H)

77 × 63 × 56 mm

Mount Type

Hex bolt co-witness mount with spacer

Finish

Matte Black

Country of Origin

USA

Warranty

Infinite Guarantee (housing); 5 years (electronics)

Included Accessories

  • SIG Sauer ROMEO4XT-PRO Red Dot Sight – Black
  • Hex bolt co-witness mount with spacer
  • Flip-up lens covers
  • Kill-flash anti-reflection device (ARD)
  • Battery (AAA) installed
  • Multi-tool and lens cloth
  • User manual
  • Warranty card

SEO Keywords

SIG Sauer ROMEO4XT-PRO, SOR45101, 2 MOA red dot sight, quad reticle optic, AAA powered red dot, MOTAC reflex sight, IPX‑8 waterproof red dot, MIL-SPEC tactical optic

Frequently asked questions
What is the return policy?

Our goal is for every customer to be totally satisfied with their purchase. If this isn’t the case, let us know and we’ll do our best to work with you to make it right. 14 day return if you are not happy. Things must be unopened and in original packaging, unless it is faulty.
Are any purchases final sale?

No, you can cancel at anytime and will receive a full refund. We will always work with you.
When will I get my order?

Shipping & Delivery

  • We work quickly to process and ship your order as soon as possible.
  • Once your order has shipped, you’ll receive an email with full tracking details.

Delivery Times

  • Standard delivery from our USA suppliers: approximately 10 working days (usually within a week)
  • UK Stock Collection items ship within 24 hours.

Stock & Sourcing

  • Due to limited demand, we do not hold inventory in the UK. All products ship direct from our USA suppliers to us then we ship to you so you don’t pay any imports fees.

Insurance & Guarantees

  • Orders over £300: Royal Mail Special Delivery (Guaranteed Next Day, Fully Insured) - £9.99 Flat rate.
  • Orders under £300: Royal Mail Tracked 24 service for £4.99
Where are your products manufactured?

Our products are manufactured both in USA and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.

How much does shipping cost?

Shipping & Insurance

Orders over £300 ship free via Royal Mail Special Delivery, guaranteed next day and fully insured.


Orders under £300 ship via Royal Mail Tracked for a flat fee of £3.99.

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