Availability: In Stock
Current Stock: Out of stock
The Sig Sauer Romeo-X Sig-Loc Pro is a 1x24mm pistol red dot sight engineered for shooters who demand rock-solid zero retention and minimal optical distortion. Built on Sig's proprietary Sig-Loc mounting system—the same platform that earned trust from military and professional users—this sight delivers a low-profile, ultra-rigid connection to pistol slides through five contact points that eliminate shift from recoil and impact. Whether you're running competition stages, duty shifts, or defensive carry, the Romeo-X brings precision glass and proven reliability to the defensive and sport-shooting table.
The 6 MOA green dot reticle cuts through most lighting conditions while remaining quick on target at close to intermediate range. A longer focal length—enabled by Sig-Loc's bottom-mounted design—dramatically reduces parallax and keeps your reticle crisp across the sight picture, so you're not fighting optical distortion when you need to trust your aim. The fully enclosed and sealed optical system, wrapped in aerospace-grade 7075 aluminum, handles the punishment of repetitive shooting without flinching. At just 0.96 inches tall, it co-witnesses with standard pistol iron sights, giving you backup aiming reference without forced trades.
Motion-activated illumination (MOTAC) springs to life when you move and powers down when you're still, stretching a single CR2032 battery to 20,000 hours of real-world use. Fifteen illumination levels—including three dedicated night vision modes—let you dial brightness to your environment. IPX-8 waterproofing means rain, submersion, and harsh conditions won't compromise your sight. This is a purpose-built optic for the shooter who refuses to compromise on glass quality or mechanical reliability.
| Magnification | 1x |
| Objective Lens Diameter | 24 mm |
| Reticle | 6 MOA Green Dot |
| Mounting Footprint | RX Footprint / Sig-Loc Pro |
| Height | 0.96 in (24.38 mm) |
| Overall Length | 1.9 in (48.26 mm) |
| Overall Width | 1.24 in (31.50 mm) |
| Elevation Travel | 40 MOA |
| Windage Travel | 80 MOA |
| Illumination Settings | 15 (12 daylight, 3 night vision) |
| Battery | CR2032 (single) |
| Battery Life | 20,000 hours |
| Waterproofing | IPX-8 |
| Housing Material | 7075 Aluminum |
| Color | Black |
| Emitter | Enclosed |
This sight uses the RX footprint Sig-Loc Pro mounting system. It is designed for pistol slides that are pre-cut for Sig-Loc mounting. Slides configured with Sig-Loc footprints remain fully compatible with traditional top-mount reflex sights, but this optic requires a Sig-Loc cut. Check your pistol's specifications or contact the manufacturer to confirm compatibility.
Yes. At 0.96 inches tall, the Romeo-X Sig-Loc Pro is designed to co-witness with standard-height pistol iron sights, giving you a backup aiming reference.
With motion-activated illumination (MOTAC) enabled, a single CR2032 battery provides approximately 20,000 hours of operation. The side-load battery design makes replacement fast and field-friendly.
This model ships with a 6 MOA green dot reticle. The Romeo-X platform also offers 3 MOA red dot and circle-dot reticles as alternative configurations.
SKU: 194198548
Availability: In Stock
Current Stock: Out of stock
The Sig Sauer Romeo-X Sig-Loc Pro is a 1x24mm pistol red dot sight engineered for shooters who demand rock-solid zero retention and minimal optical distortion. Built on Sig's proprietary Sig-Loc mounting system—the same platform that earned trust from military and professional users—this sight delivers a low-profile, ultra-rigid connection to pistol slides through five contact points that eliminate shift from recoil and impact. Whether you're running competition stages, duty shifts, or defensive carry, the Romeo-X brings precision glass and proven reliability to the defensive and sport-shooting table.
The 6 MOA green dot reticle cuts through most lighting conditions while remaining quick on target at close to intermediate range. A longer focal length—enabled by Sig-Loc's bottom-mounted design—dramatically reduces parallax and keeps your reticle crisp across the sight picture, so you're not fighting optical distortion when you need to trust your aim. The fully enclosed and sealed optical system, wrapped in aerospace-grade 7075 aluminum, handles the punishment of repetitive shooting without flinching. At just 0.96 inches tall, it co-witnesses with standard pistol iron sights, giving you backup aiming reference without forced trades.
Motion-activated illumination (MOTAC) springs to life when you move and powers down when you're still, stretching a single CR2032 battery to 20,000 hours of real-world use. Fifteen illumination levels—including three dedicated night vision modes—let you dial brightness to your environment. IPX-8 waterproofing means rain, submersion, and harsh conditions won't compromise your sight. This is a purpose-built optic for the shooter who refuses to compromise on glass quality or mechanical reliability.
| Magnification | 1x |
| Objective Lens Diameter | 24 mm |
| Reticle | 6 MOA Green Dot |
| Mounting Footprint | RX Footprint / Sig-Loc Pro |
| Height | 0.96 in (24.38 mm) |
| Overall Length | 1.9 in (48.26 mm) |
| Overall Width | 1.24 in (31.50 mm) |
| Elevation Travel | 40 MOA |
| Windage Travel | 80 MOA |
| Illumination Settings | 15 (12 daylight, 3 night vision) |
| Battery | CR2032 (single) |
| Battery Life | 20,000 hours |
| Waterproofing | IPX-8 |
| Housing Material | 7075 Aluminum |
| Color | Black |
| Emitter | Enclosed |
This sight uses the RX footprint Sig-Loc Pro mounting system. It is designed for pistol slides that are pre-cut for Sig-Loc mounting. Slides configured with Sig-Loc footprints remain fully compatible with traditional top-mount reflex sights, but this optic requires a Sig-Loc cut. Check your pistol's specifications or contact the manufacturer to confirm compatibility.
Yes. At 0.96 inches tall, the Romeo-X Sig-Loc Pro is designed to co-witness with standard-height pistol iron sights, giving you a backup aiming reference.
With motion-activated illumination (MOTAC) enabled, a single CR2032 battery provides approximately 20,000 hours of operation. The side-load battery design makes replacement fast and field-friendly.
This model ships with a 6 MOA green dot reticle. The Romeo-X platform also offers 3 MOA red dot and circle-dot reticles as alternative configurations.
SKU: 194198548