I needed a adapter for my desk Grommet ,
So I made one for to go from the
80 mm grommet to a 60 mm grommet.
It should work with most desk grommets
Just in case you wanted to know what USB hub I used in the picture here is the link
https://www.amazon.com/dp/B07LF79NNN/ref=cm_sw_em_r_mt_dp_U_CWqXCb56FZ7RH
Printed in PLA,
It does need supports for one side but its only for the the first 10 layers so its not bad.
The author hasn't provided the model origin yet.