Sig Sauer ROMEO8T-AMR 1x40mm Quad Ballistic Circle Dot 2.0 Red Dot Sight, Black

Sig Sauer ROMEO8T-AMR 1x40mm Red Dot Sight Features and Performance

The Sig Sauer ROMEO8T-AMR 1x40mm Red Dot Sight is built for shooters who want a full-size rifle optic that emphasizes speed, durability, and a wide field of view. The ROMEO8T-AMR is positioned as a hard-use red dot for rifles and carbines, giving the shooter a large viewing window that helps support fast target pickup, easier tracking through movement, and a more open sight picture than many smaller tube-style optics. For AR-pattern rifles, defensive carbines, and serious range setups, it offers a premium optic format that stays fast while still feeling rugged and duty-oriented.

One of the standout features of this optic is the Quad Ballistic Circle Dot 2.0 reticle. Matching listings consistently reference that reticle configuration, and several explicitly list a 2 MOA center dot. That setup is appealing for shooters who want a fast and highly visible aiming reference while still keeping a more refined central point for deliberate shots. On a practical rifle, that makes the optic well suited for close-range speed, transitions between targets, and general-purpose carbine work where both visibility and control matter.

The large 40mm window is another major advantage. A wider objective helps the optic feel more open during rapid use and can make tracking the reticle easier during recoil and movement. Combined with a true 1x viewing experience and unlimited-style practical eye relief expected from this optic class, the ROMEO8T-AMR remains well suited for both-eyes-open shooting and fast engagement work. The overall design is aimed more at premium rifle use than at a minimal lightweight budget setup.

Matching listings also describe a rugged aluminum housing, top-mounted controls, LensArmor and SpectraCoat coatings, and a 1913 Picatinny-compatible mounting system. That combination reinforces the optic’s role as a durable rifle-ready red dot for shooters who want a more substantial enclosed-style optic with a wide viewing window and strong mounting compatibility. The black finish also keeps it visually versatile across a wide range of rifle builds.

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: ROMEO8T-AMR
• MPN: SOR8T101
• UPC: 798681714254
• Magnification: 1x
• Objective Lens Diameter: 40mm
• Reticle: Quad Ballistic Circle Dot 2.0
• Common Retail Dot Listing: 2 MOA
• Color: Black
• Adjustment Click Value: 0.5 MOA
• Battery: CR123
• Mount Type: 1913 Picatinny / hex bolt mount
• Optic Coatings: LensArmor / SpectraCoat