Designed around Anker's 6 in 1 USB-C dongle with Ethernet:
https://smile.amazon.com/gp/product/B08C9HZ5YT/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
Use these feet:
https://smile.amazon.com/dp/B072YQNJCR?psc=1&ref=ppx_yo2ov_dt_b_product_details
Assemble using 4 x M6 locknuts and 4 x M6x30mm bolts
Revision History
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6 Aug '22 - Added alternate mid section for extra HDMI cable clearance
The author hasn't provided the model origin yet.