I present my version of a cable holder for my steam deck. The USB-C part doesn't sit tight in its compartment, and also the cable is a little bit loose, but it's good enough :D Mainly designed it out of frustration, because most existing models had too many problems.
Download the v2 version, features some updates:
Standard profiles should work, no support needed. I printed mine with the following settings:
The author marked this model as their own original creation.