Inspired by "Micro Camera Mount Bracket for RunCam Micro Sparrow 2 Pro/Micro Eagle" from banggood.
Bolts (2mm diameter) are screwed directly into the plastic. Perhaps not the best solution, but simple. If necessary, you can use glue.
Version with nuts mount places
https://www.thingiverse.com/thing:3029860
Another my version https://www.thingiverse.com/thing:3028361 (I think better :) )
and Light version https://www.thingiverse.com/thing:3030936 (I like it :))
Micro_Camera_Mount_v0.4.stl | 1.1MB |