Sig Sauer ROMEO-MSR GEN II 1x20mm 2 MOA Green Dot Sight, Black

Sig Sauer ROMEO-MSR GEN II 1x20mm 2 MOA Green Dot Sight Features and Performance

The Sig Sauer ROMEO-MSR GEN II 1x20mm 2 MOA Green Dot Sight is built for shooters who want a compact optic that emphasizes speed, simplicity, and dependable rifle-ready performance. The ROMEO-MSR line is aimed at practical use on modern sporting rifles, carbines, shotguns, and similar platforms, and the GEN II version continues that role with a compact enclosed design that stays easy to use while supporting fast target acquisition in real-world rifle setups.

The compact 1x20mm format helps keep the rifle light and easy to handle while still supporting both-eyes-open shooting and fast target transitions. A true 1x optic remains one of the most practical choices for close- to moderate-range rifle use, and this model is especially attractive for buyers who want a straightforward sighting solution without adding unnecessary size or weight to the gun. The green dot configuration can also be appealing for shooters who prefer that emitter color for visibility and contrast in a variety of lighting conditions.

Matching retailer listings describe a top-mounted rotary illumination dial with 10 daylight settings and 2 night vision settings, along with a CR2032 battery, approximately 50,000 hours of runtime, and a 1.41-inch absolute co-witness / see-through riser style mount for Picatinny or M1913 rails. Retailer specs also describe the sight as fog proof and IPX7 water resistant. Together, those details reinforce the optic’s role as a simple and durable sight built for frequent use rather than a feature-heavy specialty optic.

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

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

• Manufacturer: Sig Sauer
• Model: ROMEO-MSR GEN II
• MPN: SORMSR102
• UPC: 798681694631
• Magnification: 1x
• Objective Lens Diameter: 20mm
• Reticle: 2 MOA Green Dot
• Color: Black
• Adjustment Click Value: 1 MOA
• Battery: CR2032
• Brightness Settings: 10 daylight / 2 night vision
• Mount Type: 1.41 in. absolute co-witness / M1913-style mount
• Battery Life: Up to 50,000 hours
• Water Resistance: IPX7