Rack Mount, 19in, 1U, Modular, Dual RP w 2.5 drive

I really like the idea for a modular 1U rack mount. There are so many things that should be rack mountable but are not; especially in the realm of SOHO firewalls, modems, routers, and switches, and other useful devices like Raspberry PIs - essentially anything that is smaller than 10 inches. With most 3D printers not able to accommodate a full 19" dimension, the idea of creating two modular mounts for a total dimension of 19" is a great and practical idea that fits the beds of popular printers l