The PSU and the HDD rack trays in place:
These are the pump support parts, and the two center-feet for the case's underside. The first image shows the parts cut, and the second shows them
profiled and ready to be sanded.
A close-up of the transition on the pump bases:
Close-up of the Roman Ogee profile on the center feet:
A mock-up of the pump supports:
Motherboard tray: