Summary

Stand/Support for GPU for Nvidia card and ati radeon card.
You can regulate high of support by sliding parts. Max high is 15 cm (150 mm).
Holding part you can secure by m3 nut and screw in back of element or just glue it.

In this statement i just offer little pieces support for more go to
https://cults3d.com/en/3d-model/gadget/gpu-support-stand-for-graphics-card