User Ratings
No ratings yet
Be the first to review this product
SIG SAUER ROMEO-RS™ (Reinforced Steel) compact pistol red dot sight with an aspherical glass lens and reinforced steel chassis with polymer housing.
- Aspherical glass lens
- Side-mounted illumination adjustment button with raised steel housing to prevent accidental interference
- Side-load battery tray for fast battery changes while maintaining zero
- Threaded metal inserts for proper mounting torque and durability
- Designed with an updated footprint for compatibility with industry-standard optic cuts
- Windage/elevation adjustment mechanisms include additional metal inserts for increased accuracy and strength
- Uses SIG-LOC™ recoil pins to help eliminate potential lateral shift
Note: Data provided indicates the product model includes the “Compact” form factor and “Clear” description.
Specifications
- Manufacturer:
- Sig Sauer
- Category:
- red-dot-holo-sight
- Weight:
- 8.5 oz
- Length:
- 1.6" - 1.6"
- UPC:
- SOR02101
- MPN:
- SOR02101
- Required Component:
- No
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Have one to sell?
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
No Price History Available
Check back later for pricing trends
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertSimilar Products
Vortex Optics StrikeFire II Red Dot Sight 30mm Tube 1x 4 MOA Red and Green Dot with Lower 1/3 Co-Witness Cantilever Picatinny Ring Mount Matte Black
Vortex Optics
$149.99
Sig Sauer ROMEO MSR Gen II 1x20mm 2 MOA Red Dot (Co-Witness) Black
Sig Sauer
$109.99
SIG Sauer Romeo4T Pro Red Dot 1x .5 MOA, Black - SOR44101
Sig Sauer
$549.99
Primary Arms SLx 3x32 Gen III Prism Red Dot Sight (ACSS 5.56 CQB M2) - Black
Primary Arms
$299.99
Vortex Triumph 2 MOA Red Dot Sight w/ Lower 1/3 Co-Witness Mount, Low Mount, Unlimited Eye Relief, Waterproof, Night Vision Compatible
Vortex
$99.00
Vortex StrikeFire II 4 MOA Red-Green Dot SF-RG-505
Vortex Optics
$139.99
Vortex AMG UH-1 Gen II Holographic Sight
Vortex
$599.99
Trijicon RMR Type 2 3.25 MOA Red Dot Sight Cerakote Olive Drab Green RM01-C-700623
Trijicon
$485.99
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
AK Optics Mounting Guide: Side Rail vs Dust Cover vs Handguard
Compare the main AK optics mounting approaches and choose the right setup for durability, repeatable zero, and practical shooting performance.
8 min read
Guide
Glock-Compatible Platform Overview: What Matters for Reliable Builds
A practical overview of Glock-compatible pistol builds, including compatibility checkpoints, reliability priorities, and upgrade sequencing.
7 min read
Guide
Glock-Compatible Red Dot Setup and Zeroing Basics
How to set up a red dot on Glock-compatible pistols, avoid mounting mistakes, and choose a practical zero for defensive and range use.
7 min read