Just might want to note that apparently the MX Mechanical keyboards have some peculiarities, so it can be a struggle (or impossible) to use certain custom keycap sets, if that was something you're interested in.

Can read this thread for more info: https://www.reddit.com/r/MechanicalKeyboards/comments/ux0hdq/where_to_buy_custom_keycaps_for_logitech_mx/