Zip Tie Cable mount
thingiverse
This is a quick and simple way to attach cables beneath a desk. Three different attachment points are provided for various cable types, which get replaced at different rates: speaker/network (infrequently) Power (moderately often) USB (regularly) Designed specifically for 4mm wide zip ties, but smaller ones will also work. Check out the TinkerCAD link: https://www.tinkercad.com/things/hdJtb1U9OhL You can customize it there to use Velcro strips or similar.
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