Optics ready plates for Sig P365 XL

The Sig Sauer P365 XL Optics Ready model offers enhanced sight radius and red dot compatibility—ideal for precision carry or range use. To mount your optic securely, you’ll need the correct adapter plate.

This category features optics ready plates specifically designed for Sig P365 XL Optics Ready slides. Each plate is CNC-machined to match the factory optic cut on the XL slide, ensuring optimal fit and reliable performance.

Whether you’re using optics from Shield, Holosun, Trijicon, or others, we provide adapter plates tailored for the most popular micro red dot footprints—so you can upgrade your P365 XL with total confidence.

Plates available for leading optic footprints

Our lineup includes adapter plates that work with the most common micro red dot optics, including:

• Shield RMSc
• Holosun K-Series (407K/507K/EPS Carry)
• Trijicon RMRcc
• Leupold DeltaPoint Pro (with proper sizing)
• Sig RomeoZero / RomeoZero Pro
• Swampfox Sentinel

Purpose-built for Sig P365 XL Optics Ready

Every plate in this selection is custom-fit for the Sig P365 XL Optics Ready slide, with options also compatible with P365X and standard P365 OR models. Choose low-profile plates for co-witnessing or models with integrated backup sights for enhanced versatility.

Need adapter plates for other Sig platforms? Explore our complete selection of Sig optics adapter plates here.

Using a standard (non-OR) P365 XL?

If your P365 XL isn’t optics ready, you can still add a red dot using slide replacement or dovetail mounting solutions. See our full collection of red dot mounts for P365 models here.

Need help choosing the right plate?

Unsure which adapter works with your red dot or slide? Contact us—our team will help you find the perfect match.