How To Mount A Holosun 507K To A G43x MOS

A standard Glock 43x MOS will only accept a Shield Arms RMSc... until now. We are now offering a modification service to precision mill down some of the posts on the factory optic cut to accept the Trijicon optic footprint. so now you can mount a Holosun 507K or a Trijicon RMRcc.

Let's start a conversation in the comments! I read every single comment!

Thanks for watching!

See what else we're up to and MORE:
https://linktr.ee/glockstore