SIG Sauer Electro-Optics ROMEO-X Compact 3 MOA Red Dot (Shield RMSc Footprint)
The SIG Sauer Electro-Optics ROMEO-X Compact is an open-emitter pistol red dot built around the Shield RMSc footprint for direct mounting on compatible optics-ready slides. This model features a 3 MOA red dot reticle with a low deck height for standard-height iron sight co-witness.
Key design features include a CNC-machined 7075 aluminum housing, distortion-free aspherical lens, MOTAC (motion-activated illumination), and a side-loading CR1632 battery compartment to allow battery changes without removing the optic.