My machine just printed it's first self-upgrade; A belt tensioner.

My machine just printed it’s first self-upgrade; A belt tensioner.
Circles were coming out distinctly out of round. I found a tensioner on Thingiverse that looked good, printed it up, installed it, and ran some test prints of circles. It made a distinct improvement.

Which tensioner, if I might inquire?

This one:


You’re welcome.

I’m not saying it’s the best one out there. It was just the first one that looked good to me when I searched for “tensioner” on Thingiverse.