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Sig Sauer
The Sig Sauer Romeo-X Reflex Pro is a purpose-built red dot sight engineered for shooters who demand reliability without compromise. This closed-emitter optic brings Sig's military-proven technology to the civilian market in a compact package designed specifically for optics-ready pistols. Whether you're running drills at the range, training for defensive scenarios, or competing in precision pistol events, the Romeo-X Pro delivers the speed and accuracy that comes from a rock-solid reticle and repeatable, intuitive controls.
Built around a CNC-machined 7075 aluminum housing, the Romeo-X Pro is engineered to handle the abuse that comes with regular use. The ultra-low deck height means you can co-witness your standard-height iron sights without compromise — a critical feature for shooters who want backup aiming points without sacrificing sight picture. Side-loaded battery access keeps the top of the unit clean and accessible, and the patent-pending beryllium copper flexure arm contributes to the sight's durability and consistent performance across thousands of rounds.
The reticle system—a 2 MOA dot surrounded by a 32 MOA circle—gives you both precision and speed. The dot works for precise aiming at distance, while the larger circle aids target acquisition and movement. You get 12 daytime illumination settings plus 3 night vision compatible levels, so you're covered whether you're training at noon or low-light scenarios. MOTAC (motion-activated illumination) automatically powers up the sight when it detects movement, extending battery life to an impressive 20,000 hours on a single CR1632 cell. At only 1.15 ounces, the Pro model won't bog down your pistol or shift your carry balance.
The Romeo-X Pro mounts directly to popular optics-cut slides via R1P/R2 footprints, making installation straightforward on compatible Sig platforms and other supported frames. Weather sealed to IPX-7 standards, this sight stands up to rain, mud, and the elements without hesitation. Assembled in the USA, it represents the kind of no-nonsense engineering Sig is known for.
| Brand | Sig Sauer |
| Model | Romeo-X Reflex Pro |
| Color | Black |
| Reticle | 2 MOA red dot / 32 MOA circle |
| Magnification | 1x |
| Objective Lens Diameter | 24mm |
| Overall Length | 1.83 in (46.48 mm) |
| Overall Width | 1.23 in (31.24 mm) |
| Height | 0.94 in (23.88 mm) |
| Weight | 1.15 oz (32.60 g) |
| Mount Type | R1P/R2, DeltaPoint Pro, P365, Shield RMSc compatible |
| Adjustment Increments | 1.5 MOA |
| Elevation Travel | 80 MOA |
| Windage Travel | 80 MOA |
| Illumination Settings | 12 daytime + 3 night vision |
| Battery Type | CR1632 |
| Battery Life | 20,000 hours |
| Waterproofing Rating | IPX-7 |
| Special Features | MOTAC (motion-activated illumination), side-loaded battery, low deck height for iron sight co-witness, patent-pending flexure arm |
| Assembled | USA |
The Romeo-X Pro features direct mounting footprints compatible with R1P/R2, DeltaPoint Pro, P365, and Shield RMSc optics-cut platforms. Check your specific slide to confirm compatibility before purchase.
Yes. The ultra-low deck height of the Romeo-X Pro is specifically designed to allow co-witness with standard-height iron sights, giving you a backup aiming method without removing the optic.
With the MOTAC feature activating the sight only when motion is detected, you can expect up to 20,000 hours of runtime from a single CR1632 battery. Side-loaded battery access makes replacement quick and simple.
The sight is rated IPX-7 waterproof, meaning it will withstand submersion in up to 3 feet of water for 30 minutes. This level of sealing handles heavy rain, mud, and typical field conditions without issue.
Sig Sauer
The Sig Sauer Romeo-X Reflex Pro is a purpose-built red dot sight engineered for shooters who demand reliability without compromise. This closed-emitter optic brings Sig's military-proven technology to the civilian market in a compact package designed specifically for optics-ready pistols. Whether you're running drills at the range, training for defensive scenarios, or competing in precision pistol events, the Romeo-X Pro delivers the speed and accuracy that comes from a rock-solid reticle and repeatable, intuitive controls.
Built around a CNC-machined 7075 aluminum housing, the Romeo-X Pro is engineered to handle the abuse that comes with regular use. The ultra-low deck height means you can co-witness your standard-height iron sights without compromise — a critical feature for shooters who want backup aiming points without sacrificing sight picture. Side-loaded battery access keeps the top of the unit clean and accessible, and the patent-pending beryllium copper flexure arm contributes to the sight's durability and consistent performance across thousands of rounds.
The reticle system—a 2 MOA dot surrounded by a 32 MOA circle—gives you both precision and speed. The dot works for precise aiming at distance, while the larger circle aids target acquisition and movement. You get 12 daytime illumination settings plus 3 night vision compatible levels, so you're covered whether you're training at noon or low-light scenarios. MOTAC (motion-activated illumination) automatically powers up the sight when it detects movement, extending battery life to an impressive 20,000 hours on a single CR1632 cell. At only 1.15 ounces, the Pro model won't bog down your pistol or shift your carry balance.
The Romeo-X Pro mounts directly to popular optics-cut slides via R1P/R2 footprints, making installation straightforward on compatible Sig platforms and other supported frames. Weather sealed to IPX-7 standards, this sight stands up to rain, mud, and the elements without hesitation. Assembled in the USA, it represents the kind of no-nonsense engineering Sig is known for.
| Brand | Sig Sauer |
| Model | Romeo-X Reflex Pro |
| Color | Black |
| Reticle | 2 MOA red dot / 32 MOA circle |
| Magnification | 1x |
| Objective Lens Diameter | 24mm |
| Overall Length | 1.83 in (46.48 mm) |
| Overall Width | 1.23 in (31.24 mm) |
| Height | 0.94 in (23.88 mm) |
| Weight | 1.15 oz (32.60 g) |
| Mount Type | R1P/R2, DeltaPoint Pro, P365, Shield RMSc compatible |
| Adjustment Increments | 1.5 MOA |
| Elevation Travel | 80 MOA |
| Windage Travel | 80 MOA |
| Illumination Settings | 12 daytime + 3 night vision |
| Battery Type | CR1632 |
| Battery Life | 20,000 hours |
| Waterproofing Rating | IPX-7 |
| Special Features | MOTAC (motion-activated illumination), side-loaded battery, low deck height for iron sight co-witness, patent-pending flexure arm |
| Assembled | USA |
The Romeo-X Pro features direct mounting footprints compatible with R1P/R2, DeltaPoint Pro, P365, and Shield RMSc optics-cut platforms. Check your specific slide to confirm compatibility before purchase.
Yes. The ultra-low deck height of the Romeo-X Pro is specifically designed to allow co-witness with standard-height iron sights, giving you a backup aiming method without removing the optic.
With the MOTAC feature activating the sight only when motion is detected, you can expect up to 20,000 hours of runtime from a single CR1632 battery. Side-loaded battery access makes replacement quick and simple.
The sight is rated IPX-7 waterproof, meaning it will withstand submersion in up to 3 feet of water for 30 minutes. This level of sealing handles heavy rain, mud, and typical field conditions without issue.
