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31% offVerified 180-day low
$99.99
Usually $145.99 at Palmetto State Armory
Sig Sauer
Overview
The Sig Sauer Romeo5 Gen II is a compact red dot sight featuring a 2 MOA red dot reticle that provides precise aiming for a variety of shooting applications. Its night vision compatibility allows for clear visibility in low-light conditions, making it versatile for different environments. This optic, with its FDE finish, is commonly seen on tactical builds where reliable target acquisition and quick follow-up shots are essential.
SIG Sauer ROMEO5 Gen II SOR5111 1x20mm Red Dot Sight, 2 MOA Red Dot Reticle, FDE, 20mm Tube.
SIG Sauer ROMEO5 Gen II SOR5111 1x20mm Red Dot Sight, 2 MOA Red Dot Reticle, FDE, 20mm Tube. ranked #110 of the 220 optics builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker since June 2026. Since April 2026, it ranks #190 of the 575 optics builders have added.
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today all 3 retailers we track have it in stock. Prices barely moved in October 2026, holding around $113.34, with no real sale all month. Buying today, the lowest price is $99.99 at Palmetto State Armory, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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:
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