Keeps cables out of the way while moving it.
Wanted to move that ergometer without haven to dis- and reconnect the transformer every time (and then fetch it again where I left it). You'll loose half of the maximum cable length, but for me it's easier to leave a 230V extension cord near the TV.
STL upload broken today, so everything is zipped.
Use OpenSCAD 2019.05 to fit it to your needs - the ZIP contains the .scad as well as some .pngs needed to compile the .stl as uploaded here.