The NEW MOS For The Glock 43X

Published on September 12, 2025
Duration: 1:02

This video details the updated MOS (Modular Optic System) footprint on the Coyote/FDE Glock 43X, specifically highlighting its improved compatibility with popular micro-compact red dot sights like the Holosun 507K and EPS Carry. The new design features revised screw posts that allow for direct mounting without additional plates or modifications, offering a more secure and streamlined optic attachment system.

Quick Summary

The latest Glock 43X MOS models feature a revised MOS footprint with new screw posts, enabling direct mounting of popular micro-compact optics like the Holosun 507K and EPS Carry without adapter plates. This updated system offers a more secure attachment compared to the older boss design.

Frequently Asked Questions

What is new about the Glock 43X MOS optic mounting system?

The latest Glock 43X MOS models, particularly the FDE/Coyote versions, feature a revised MOS footprint. This update includes new screw posts that allow for direct mounting of popular micro-compact optics like the Holosun 507K and EPS Carry without the need for additional adapter plates.

Which optics are compatible with the new Glock 43X MOS footprint?

The revised MOS footprint on the Glock 43X is designed for direct compatibility with specific micro-compact red dot sights. Notably, the Holosun 507K and the Holosun EPS Carry can be mounted directly onto the slide's MOS plate with no adjustments needed.

How does the new Glock 43X MOS mounting system improve optic security?

The updated system replaces the older 'bosses' with new screw posts. These posts are designed to capture the optic more effectively onto the slide, providing a more secure and potentially more robust attachment method for red dot sights.

More Tactical & Gear Videos You Might Like

More from GlockStore

View all →