This is a modified version of my Prusa Mini camera mount designed to work on the MK3S. I recently made a shorter version meant to live inside of a Prusa Enclosure. It takes a M5 nut and bolt to hold it together.
I recommend this camera mounting screw: https://www.amazon.com/gp/product/B07RFFGW74/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
The author remixed this model.