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SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
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  • SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
  • SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black Red Dot Sight SIG Sauer
SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

SIG Sauer ROMEO4T Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

£649.99
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Reliable shipping

Flexible returns

SIG Sauer ROMEO4T Reflex Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

Features

  • 2 MOA Dot with 65 MOA Ballistic Circle – Ideal for both precision shooting and rapid target acquisition in tactical environments.
  • Hybrid Solar and Battery Power – Utilizes both solar energy and a CR2032 battery, delivering up to 100,000+ hours of runtime.
  • MOTAC™ (Motion Activated Illumination) – Automatically powers up when motion is detected and powers down when idle to extend battery life.
  • 12 Brightness Settings – Includes 10 daylight settings and 2 night-vision compatible modes for versatile use.
  • 0.5 MOA Adjustment Clicks – Precise windage and elevation adjustments with total travel of ±50 MOA.
  • Aspheric Lens Technology – Provides a clear, distortion-free sight picture with high light transmission.
  • 7075-T6 CNC Aluminum Housing with Steel Shroud – Built for extreme durability and meets MIL-SPEC standards.
  • Waterproof & Fogproof – IPX-7 rated and nitrogen purged for reliable performance in all weather conditions.
  • Quick-Detach Bolt Mount Included – Comes with co-witness spacer for flexible mounting height options.
  • Unlimited Eye Relief – Allows rapid sight alignment across different shooting positions.

Technical Specifications for SIG Sauer ROMEO4T Reflex Red Dot Sight - 2 MOA Ballistic Circle Dot - Black

Specification

Details

Manufacturer

SIG Sauer

Model / MPN

ROMEO4T / SOR43031

SKU

SOR43031

UPC

798681567881

Magnification

1×

Objective Lens Diameter

20 mm

Reticle

2 MOA Dot with 65 MOA Ballistic Circle

Brightness Settings

12 (10 daylight / 2 night vision)

Battery Type

CR2032 with solar assist (side-loading)

Battery Life

Up to 100,000 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-7 (submersible to 20 meters)

Fogproof

Yes – nitrogen purged

Weight

Approx. 7.6 oz (215 g)

Mount Type

Bolt-style QD mount with co-witness spacer

Finish

Matte Black

Country of Origin

USA

Warranty

Infinite Guarantee (housing); 5 years (electronics)

Included Accessories

  • SIG Sauer ROMEO4T 2 MOA Ballistic Circle Dot Sight
  • Bolt-style QD Mount with Co-Witness Spacer
  • Clear Flip-Up Lens Covers
  • CR2032 Battery (pre-installed)
  • User Manual
  • Warranty Card

SEO Keywords

SIG Sauer ROMEO4T, SOR43031, 2 MOA red dot sight, ballistic circle dot reticle, solar powered red dot, MOTAC reflex optic, tactical red dot sight, waterproof red dot

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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: 7–10 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: Free Royal Mail Special Delivery (Guaranteed Next Day, Fully Insured)
  • Orders under £300: Royal Mail Tracked service for £3.99
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.

Our signature product.

Made with care and unconditionally loved by our customers, this signature bestseller exceeds all expectations.

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