1515 Extrusion Mount for OV5640 5MP USB Cam
Designed around the Micron+ (180x180x180) and to be mounted on the top rear extrusion to view the whole bed.
https://www.amazon.com/gp/product/B0869CB4DG/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
The author marked this model as their own original creation.