Red dot mounts for Sig Sauer P320

Upgrade your standard Sig P320 with a red dot sight—no custom slide work required. These mounting solutions fit into the rear sight dovetail, letting you equip an optic without any permanent modifications.

Note: These mounts are designed for non-optics-ready P320 models. If your Sig P320 features a factory optics-ready slide, head over to our dedicated adapter plate collection - as we explain further in the text.

Red dot mounting options for Sig P320 (non-OR)

Whether you're setting up for concealed carry, competition, or everyday range use, these dovetail mounts offer a secure and reversible way to run a red dot—no milling or gunsmithing required. Compatible with factory slide cuts on standard (non-OR) P320 models.

Supports major red dot optics

Choose a mount that matches your optic. Our selection covers many popular footprints, including:

• Trijicon RMR / SRO
• Holosun 407C / 507C / 508T
• Shield RMSc
• Leupold DeltaPoint Pro
• Vortex Venom / Docter footprint
• Aimpoint Acro
• C-More RTS

Why add a red dot to your Sig P320?

Outfitting your P320 with a red dot sight can provide real performance benefits:

• Quicker target acquisition and faster follow-ups
• Improved shooting accuracy under pressure
• Completely reversible—no drilling or slide cuts
• Compatible with trusted optic brands

Take your standard Sig P320 to the next level with a modern sighting system—without permanent modifications or costly slide work.

Need iron sights for your Sig P320?

We also offer high-performance iron sights for various P320 models. Whether you're replacing factory sights or upgrading, we have you covered.

• Sights for Sig P320 [classic]
• Sights for Sig P320 Optics Ready

Using a Sig P320 Optics Ready slide?

If your P320 comes with a factory OR slide, you’ll need a red dot plate, not a dovetail adapter. Browse our selection of optics-ready plates below:

• Optics ready plates for Sig P320 Optics Ready [Pro Cut slide]
• Optics ready plates for Sig P320 M17
• Optics ready plates for Sig P320 M18
• Optics ready plates for Sig P320 X5
• Optics ready plates for Sig P320 XCarry
• Optics ready plates for Sig P320 XFull