The file 'Genesis 2 / Megadrive 2/3 USB-C Plug Mod 3D Printer Model' is (stl,FCStd) file type, size is 96.8KB.
Tested on a brazilian Mega Drive 3.
Made to work with a specific USB-C female plug. You probably need to mod this to work with what you have.
MegaDrive3USB-C-PCBBlocker.stl | 8.1KB | |
MegaDrive3USB-C-USBCPlug.stl | 25.3KB | |
MegaDrive3USB-C.FCStd | 97.1KB |