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Sig Sauer ROMEO-X COMPACT, Fits P365 and Shield™ RMSc, 3 MOA Red Dot, Black


Out of stock

Designed for the U.S. Military. Optimized for you to carry every day.

Built from the ground up with industry-leading functionality, the ROMEO-X is the result of Sig Sauer’s 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. The ROMEO-X boasts direct mounting footprints for your favorite optics-ready pistols.

Designed, tested, and assembled in the USA.


  • Inspired by the MIL-SPEC ROMEO-M17
  • CNC Machined 7075 Aluminum Housing
  • Patent-Pending Beryllium Copper Flexure Arm
  • Distortion-Free Aspherical Lens
  • Open Emitter
  • 10mm Rated*
  • MOTAC (Motion Activated Illumination)
  • Circle Dot With Individually Selectable 2 MOA Dot & 32 MOA Circle, 3 MOA, or 6 MOA Reticle Options
  • Low Deck Height for Standard-Height Iron Sight Co-Witness
  • 20,000 Hour Battery Life With Side Load Battery
  • 15 Illumination Settings Including 3 Night Vision
  • Assembled in the U.S.A.


  • Reticle: 3 MOA Dot
  • Reticle Color: Red
  • Unlimited Eye Relief: Yes
  • Distortion-Free Aspherical Lens
  • Magnification: 1x


  • Power Source: Battery
  • Battery Type: CR1632
  • Battery Life: 20000 hours
  • Brightness Settings: 12 daylight settings and three (3) night vision settings


  • Overall Length: 1.62 inches (41.15 mm)
  • Overall Width: 1.29 inches (32.7 mm)
  • Weight: 1 ounce (28.35 grams)


  • Housing Material: CNC Machined 7075 Aluminum Housing
  • Adjustment per Click: 1.5 MOA
  • Total Elevation Travel: 80 MOA
  • Total Windage Travel: 80 MOA


  • Submersion: IPX-7

Manufacturer’s Part #SORX1231

UPC #: 798681699742

*It’s better than .45 ACP. Stop pretending.


Sig Sauer


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