Download one of these from another source, and it didn't fit at all. Even said it was for Ender3 guessing the Pro is set up differently. So went ahead and made this quickly, it gets the job done.

Comes in 3 Parts Case, Shelf, Front of Shelf/Handle. Only the Handle needs supports. rest prints fine without any.

Assembly just needs glue for the handle/front to attach to the shelf, Epoxy Plastic Bonder works the best.