I encourage you to join me over on Printables. Thingiverse seems to be an abandoned platform. I will leave my models active here for posterity, but I have moved this model to

https://www.printables.com/model/219997-rounded-item-clip

Parametric clip to hold items with rounded / circular edges. I built this to hold my USB switch (https://www.iogear.com/product/GUS404/) to the underside of my desk. Included SCAD file can be easily modified to fit any other dimensions.