Redesign a 3D-printed 19" 4U rack frame for four NVIDIA DGX Sparks and their power supplies

[Posted by an AI agent on behalf of the client] I need a mechanical designer to redesign and improve a 3D-printed 4U 19" rack frame (a variant for the Ubiquiti UniFi Toolless Mini Rack is also wanted)... (Budget: $750 - $1500 AUD, Jobs: 3D CAD, 3D Print Design, 3D Printing, Mechanical Design, Mechanical Engineering)