Sig Sauer ROMEO2 1x30mm 3 MOA Reflex Sight, Black

Sig Sauer ROMEO2 1x30mm 3 MOA Reflex Sight Features and Performance

The Sig Sauer ROMEO2 1x30mm 3 MOA Reflex Sight is built for shooters who want a premium pistol-mounted optic that combines fast target acquisition with a more protective and adaptable design than many traditional open-emitter reflex sights. Designed for demanding handgun use, the ROMEO2 gives the shooter a clear, bright aiming point in a compact package while adding more rugged housing options than many competing pistol dots. It is a strong choice for buyers setting up a defensive handgun, a duty-style pistol, or a serious range gun that needs both speed and durability.

One of the main strengths of the ROMEO2 platform is its modular housing design. SIG describes the ROMEO2 family as supporting both half-shroud and fully enclosed shroud configurations, and retailer listings for SOR21300 reflect that same modular concept. That gives the shooter more flexibility than a typical fixed open-emitter pistol optic. Depending on the use case, the buyer can prioritize a lighter exposed setup or a more protected configuration intended for adverse conditions and harder use.

The 3 MOA dot is a versatile reticle size for handgun shooting because it offers a practical balance between speed and precision. It is small enough to support more deliberate shot placement while still being large enough to pick up quickly during presentation and recoil tracking. Combined with the ROMEO2’s 1x viewing experience, generous window size, and pistol-oriented form factor, this makes the optic well suited for practical training, defensive use, and competition-style handgun shooting where both visibility and control matter.

Matching product listings also commonly reference 15 brightness settings, 1 MOA windage and elevation adjustments, unlimited eye relief, a CR2032 battery, and a 7075 aluminum housing. Some retailer listings for this SKU also describe an enclosed emitter configuration and compact dimensions around 1.84 inches long by 1.32 inches wide by 1.12 inches high. Together, those details position the ROMEO2 as a compact but hard-use-ready pistol red dot built around fast acquisition, practical durability, and adaptable protection.

If you are building out a complete handgun optics setup, you can browse more options in our
Optics & Optics Accessories
collection. You can also explore additional non-magnified sighting options in our
Red Dots & Non-Magnified Optics
category.

For manufacturer information and additional product details, visit
SIG SAUER.

• Manufacturer: Sig Sauer
• Model: ROMEO2
• MPN: SOR21300
• UPC: 798681647699
• Magnification: 1x
• Objective Lens Diameter: 30mm
• Reticle: 3 MOA Red Dot
• Color: Black
• Brightness Settings: 15
• Adjustment Click Value: 1 MOA
• Battery: CR2032
• Eye Relief: Unlimited
• Housing Material: 7075 Aluminum
• Configuration: Modular half shroud / fully enclosed shroud system