Mount a Holosun 507K on your Glock 43X MOS
This video details the process of mounting a Holosun 507K onto a Glock 43X MOS, addressing the common fitment issue caused by the MOS cut's rear posts. GlockStore offers a 'Slimline MOS Retrofit' service to mill these posts and modify screws, ensuring a flush, low-profile optic mount. The Holosun 507K's circle-dot reticle is highlighted for its effectiveness in self-defense scenarios.








