I have constructed the holder so that you can plug the individual holders on each other.
If you print the rotating part and the handle, you can assemble the holder so that it is rotatable.
The cable can be plugged into the left or right side, so the holder is suitable for left and right-handers.
Technical
PET
nozzle 0.8mm
layer height 0.2mm
wall thickness 1.6mm
infill 28%
speed 60mm/s
support no
build plate adhesion no