I needed a hook to go over the top of our shower enclosure to hold a washcloth.So, here it is. It's in openscad with some variables that you can adjust at the top.The STL and openscad files I uploaded are for my shower enclosure which has 3/8" thick glass.
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Imported from Thingiverse: https://www.thingiverse.com/thing:6047
Original creator: jag