For whatever reason, my router was initially pretty badly not trammed initially, so I ended up making a mount based on the above mentioned thread discussion
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This worked great for me, but if my router was pretty close to trammed, I probably would have just used the tape.
I maybe could have fixed mine with tape, but was testing the ideas in the thread and wanted to see if it worked. I can’t remember, I think maybe it was @bitingmidge 's idea?