Description

SIG P320 3.9 slide

Enjoy using a slide-mounted reflex sight without needing suppressor-height iron sights. The factory-installed ROMEO-X PRO optic sits incredibly low to the slide so you can enjoy co-witness with the included standard height iron sights, giving you a consistent, familiar sight picture. Sig P320 compact slide.

p320 compact slides

This factory replacement, P320 RXP X series Stainless Steel slide assembly fits Compact, Carry size (X series & non-X series) grip modules. It accommodates our 3.9” barrel (not included).

• Barrel Compatibility: 9MM
• Finish: Black

*Note, only for use on 9mm/ .357SIG / .40S&W fire control units (FCU). It will not function with a .45 ACP FCU.

The SIG SAUER P320 Compact 3.9″ Optic Ready Slide Assembly is a factory replacement slide designed for Compact and Carry grip modules.

Includes ROMEO-X PRO optic, co-witnesses with standard iron sights; compatible with 9mm, .357 SIG, .40 S&W barrels, excluding .45 ACP.

Key Features

• ROMEO-X PRO optic integration: Factory-installed, sits low on the slide for co-witness with standard height iron sights.
• Standard height iron sights: No need for suppressor-height sights; enjoy a familiar sight picture.
• 3.9″ Compact slide assembly: Fits Compact and Carry grip modules (X series & non-X series).
• Stainless steel construction: Durable OEM quality with black finish for corrosion resistance.
• Optics-ready design: Future-proof upgrade for red dot compatibility.

sig p320 compact slide Compatibility

• Barrel compatibility: Works with 9mm 3.9″ barrels (not included).
• Grip modules: Fits Compact and Carry size P320 grip modules.
• Fire control units: Compatible with 9mm, .357 SIG, and .40 S&W FCUs. Not compatible with .45 ACP FCUs.

Why the Sig P320 Compact Slide Assembly Stands Out

• Low-profile optic mount: Eliminates the need for taller sights while maintaining co-witness.
• Factory OEM precision: Direct from SIG SAUER, ensuring perfect fit and reliability.
• Versatile caliber support: Works across multiple calibers (except .45 ACP).
• Enhanced shooting experience: Faster target acquisition with red dot + iron sight co-witness.

SIG P320 Compact 3.9″ Optic Ready Slide with ROMEO-X PRO offers factory precision, red dot versatility, streamlined co‑witness sight picture.