Modular Minimal Pi Case with PiCam Case MMPiC  PiCC
Free     Printables     YvesVO

Modular Minimal Pi Case with PiCam Case (MMPiC + PiCC)

Modular base for a Raspberry Pi most large models RPi 1 RPi2 RPi3 and RPi4 tested models ...

similar models —

Modular Minimal Pi Case with PiCam Case (MMPiC + PiCC) alternatives
Banana Pi Case
Bravehartk2