I love the Bookshelf Homelab Micro Rack (https://www.printables.com/model/148392-bookshelf-homelab-micro-rack) by pfs, but I needed something wider to fit my Ubiquiti Edgerouter 4 so I ended up redesigning the whole thing from scratch.
Passthrough ports: https://www.aliexpress.com/item/1005003223866629.html
The author hasn't provided the model origin yet.