The Holosun K RMR adapter plate is a precision-machined mounting solution designed to fit Holosun 407K and 507K series reflex sights to RMR (Ruggedized Miniature Reflex) footprint mounts. This adapter plate provides a secure, reliable mounting platform for your compact optic.

Precision Fit

Engineered specifically for compatibility between Holosun K-series compact reflex sights (407K and 507K models) and RMR footprint mounts, this adapter ensures proper alignment and a rock-solid mount for your optic. The RMR footprint is one of the most popular mounting standards, making this adapter highly versatile.

Quality Construction

Manufactured from durable materials to withstand the rigors of field use, this adapter plate maintains zero and provides a stable platform for your reflex sight. The precision machining ensures a perfect fit between your sight and RMR-compatible mounting surface.

Easy Installation

Designed for straightforward installation, this adapter plate allows you to mount your Holosun K-series sight to any RMR-compatible mounting surface with confidence. All necessary mounting points are precisely positioned for optimal sight placement.

Compatible Sights

This adapter works with the following Holosun K-series reflex sights:

• Holosun HE507K-GR X2 - Green Multi-Reticle System
• Holosun HS507K X2 - Red Multi-Reticle System
• Holosun HE407K-GR X2 - Green 6 MOA Dot
• Other Holosun 407K and 507K series models