I am usually the last to “fix it if it ain’t broke” with this type of project, however I will soon be abandoning the problematic stock z axis and there are so many better options.
Here’s something I’m about to try Yet Another Z Axis Mod - #36 by OtandAT
If you may have to get another router anyway:
Metal Maslow kit $600 ships Nov. Respond below if interested
Maybe DeWalt fits it … Check into it.
Glad to have you here 
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