Click to see full view
Sig Sauer
Overview
The SIG Sauer ROMEO5 is a compact red dot optic designed for quick target acquisition, featuring a green reticle for improved visibility in various lighting conditions. With its 1x magnification and 20mm objective lens, this optic allows for easy aiming while maintaining a wide field of view, making it ideal for close-range engagements. This model commonly appears in tactical builds focused on rapid-fire scenarios and dynamic shooting environments.
Specifications
Build history on GunPartPicker
Builders on GunPartPicker first added the SIG Sauer ROMEO5 Green Dot 1x20mm Compact - SOR52122 to a build in March 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 3 retailers we track has it in stock right now. Listed prices start at $158.20 at BattleHawk Armory for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which optic to pick?
We ranked every optic by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Red Dot & Optic Guide →Check it against the live catalog:
Frequently Built With
Popular alongside optics on GunPartPicker
Aero Precision M4E1 Complete Lower Receiver W/MOE SL Grip & SL-S Carbine Stock
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15 Barreled Upper - MCMR-15 - 16"
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
Bravo Company M16 Bolt Carrier Group Black
No reviews yet. Be the first to review this product!