Rival Arms Slide Mounted Optics Adapter, Trijicon

The Rival Arms Slide Mounted Optics Adapter for Trijicon lets you mount a Trijicon RMR or similar footprint red dot onto your pistol's slide using the Romeo1Pro mounting pattern. If you've already invested in Trijicon optics but want to run them on a different platform or frame cut, this adapter bridges that gap without forcing you to buy another sight. It's a practical solution for shooters who mix and match optics across multiple carry guns or who want to retrofit an RMR to a Romeo1Pro-cut slide.

Modern carry optics have made pistol red dots mainstream, and adapters like this one expand your options when your existing glass doesn't directly match your slide's footprint. Whether you're setting up a duty pistol, a competition build, or a reliable carry gun, having the flexibility to use the optics you already own—without settling for a sight you don't trust—is a real advantage.

Rival Arms has built a reputation for no-nonsense, quality components that work as advertised. This adapter is straightforward: it's designed to solve a specific mounting compatibility problem, so you can trust your Trijicon optic to your slide without compromise.

Key Features

• Enables Trijicon RMR and compatible optics to mount on Romeo1Pro footprint cuts
• Solid adapter design for reliable, repeatable optic mounting
• Maintains the durability and co-witness capabilities of your existing Trijicon sight

Specifications

Brand	Rival Arms
Type	Slide Mounted Optics Adapter
Mounts	Trijicon RMR footprint to Romeo1Pro cut
Application	Pistol slide optics compatibility

Frequently Asked Questions

Will this adapter work with my Trijicon RMR?

Yes. This adapter is designed to mount Trijicon RMR and compatible optics onto slides cut for the Romeo1Pro footprint.

What's the difference between RMR and Romeo1Pro mounting patterns?

RMR and Romeo1Pro use different footprints and hole patterns. This adapter allows an RMR-pattern optic to secure onto a Romeo1Pro-cut slide, solving the mismatch.

Is this adapter compatible with all Trijicon sights?

This adapter is specifically designed for Trijicon optics with RMR footprint compatibility. Verify your optic's mounting pattern before purchase.

What pistol slides can I use this with?

This adapter works with any slide that has a Romeo1Pro footprint cut. If your slide is milled for Romeo1Pro, it will accept this adapter and your Trijicon RMR.