Designed for the U.S. Military. Optimized for Your Everyday Carry Setup.
Built from the ground up with industry-leading functionality, the ROMEO-X is the result of our experience developing durable red-dot technology that’s trusted by the military and put into a streamlined civilian package. Featuring a CNC 7075 aluminum housing, intuitive adjustment buttons, a side-mounted battery compartment, and an ultra-low deck height that gives you the ability to co-witness with standard height iron sights.
Designed, tested, and assembled in the USA, the ROMEO-X boasts direct mounting footprints for your favorite optics-ready pistols.
Notable Features:
- Rugged aluminum body construction
- Easy-access side-mounted battery
- Low deck height to allow co-witness with traditional sights
- Quick target acquisition & increased accuracy with parallax-free design
- Features MOTAC (Motion Activated): Powers up illumination when it senses motion and powers down when it does not to extend battery life.
- Up to 20,000 hours of battery life
- uperior glass quality with aspherical lenses
- Available in red or green, circle dot, 3 MOA & 6 MOA reticles
- Worry-free thanks to our Infinite Guarantee
SHOP ALL ROMEO-X REFLEX SIGHTS
CONFIRM YOUR FIT WITH OUR OPTICS COMPATIBILITY GUIDE
Open Emitter
Starting at 369.99 and available in both Pro and Compact footprints.
Enclosed Emitter
Features a fully sealed emitter protecting against rain, dust, mud and lint. Starting at $479.99 and available in both Pro and Compact footprints.
SIG-LOC
SIG-LOC™ is an innovative mounting footprint that establishes five points of contact between the slide and optic to eliminate shift in zero created by extensive shock from recoil and harsh impacts. Starting at $529.99.
Requires a SIG-LOC compatible slide – Get yours today
CONFIRM YOUR FIT WITH OUR OPTICS COMPATIBILITY GUIDE
LAST CHANCE: FREE Vaultek 2.0 Safe with CWS Purchase
A $169 Value!
Time is almost up! Now through October 31 while supplies last, when you order any Custom Works Studio (CWS) pistol, you will automatically receive a free Vaultek 2.0 portable safe.(Not available for residents of MA, CA and DC.) Take pride in owning a precisely engineered firearm custom-built to your specifications today.
How to Zero Your Red Dot with SIG CONNECT
You just bought a new red dot – now it’s time to zero it. With the new Red Dot Zero feature in the free SIG CONNECT App, you can easily zero your optic without the hassle. No guessing. No wasted ammo. Just quick, precise results.

GET ZEROED. GET TRAINING.

SIMPLE: GUIDED STEP-BY-STEP INSTRUCTIONS
FAST: GET ZEROED AND GET TO TRAINING FASTER
ENGAGING: JUMP RIGHT INTO GAMES AND CHALLENGES
FREE: AVAILABLE NOW IN THE SIG CONNECT APP
LEARN MORE ABOUT THE FREE SIG CONNECT APP
SIG SAUER 72 PEASE BLVD NEWINGTON, New Hampshire 03801











