This was designed to be a modular controller stand. It's designed to work with this USB charging brick:
https://www.amazon.com/gp/product/B0CNJXRQ9B
I've included a mounting bracket for an 8bitDo Pro controller. It should be pretty easy to make alternate controller bracket if you need to.
8bitDo_Controller_Holder.stl | 72.9KB | |
Gaming_Stand_prototype_1.stl | 175.0KB |