EDIT:
Hello SFF Forum,
My concept case is a 2U (1.75" or 44.45mm per 1U) tall X ~19" (482mm) wide X 8" (203.2mm) deep.
The use case of this case would mainly be for A/V use environment where a standard 19" racks are used.
Long story short, I wanted a case that could fit into a portable 9" deep...