Sig Sauer P320 Pro 9mm Pistol with ROMEO1PRO 4.7" Barrel - Coyote Tan

The Sig Sauer P320 Pro in 9mm brings factory-installed optics-ready capability to a modern, modular platform without forcing you into suppressor-height sights. Built on the proven P320 frame, this 4.7" barrel configuration gives you a manageable, reliable 9mm carry and duty gun that plays well with standard iron sights and the included ROMEO1PRO reflex sight. The Coyote Tan finish is versatile for field or urban work, and the whole system maintains Sig's commitment to modularity—you can swap components as your needs change.

What sets the P320 Pro apart is its pragmatic optics integration. The factory ROMEO1PRO sits low enough on the slide that you can co-witness with standard X-RAY3 Day/Night sights, giving you a true backup aiming solution and a familiar sight picture if the optic fails. That's not a gimmick; it's good defensive design. Whether you're training at the range, running duty cycles, or building a modern carry setup, this gun handles the job without compromise.

The P320 is no secret in the shooting world—it's modular, reliable, and used by military and law enforcement worldwide. The Pro variant puts quality glass and proven iron sights on the gun from the factory, so you're not piecing together a budget optics solution or guessing at compatibility. You get a complete, tested system ready to shoot.

Key Features

• Factory-installed ROMEO1PRO reflex sight with co-witness capability
• Standard-height X-RAY3 Day/Night sights allow backup aiming without suppressor-height upgrade
• 4.7" barrel optimized for 9mm performance and sight radius
• Coyote Tan slide for versatility in varied environments
• Compatible with P320 Compact grip modules (X-SERIES and non-X-SERIES)
• Proven P320 modular platform allows future customization

Specifications

Frequently Asked Questions

Can I use standard iron sights with the ROMEO1PRO optic mounted?

Yes. The ROMEO1PRO is mounted low enough that the included X-RAY3 Day/Night sights co-witness with the optic, giving you a usable backup sight picture without suppressor-height sights.

Will this P320 Pro work with my .45 ACP frame?

No. This slide assembly is configured for 9mm, .357 SIG, and .40 S&W fire control units only. It will not function with a .45 ACP FCU.

What grip modules will this slide fit?

The P320 Pro slide is compatible with P320 Compact grip modules, including both X-SERIES and non-X-SERIES versions.

Is a barrel included with this slide assembly?

No. This is a slide assembly. A compatible 9mm barrel is required for function but is not included.