Cartridge pieces for the PItari VCS (which can be found here: https://www.thingiverse.com/thing:2929982).
Prints a single cartridge (pitari1cartV2.stl) or 2 cartridges (pitari2cartsV2.stl).
Simply place you NFC tag in the round recess and glue the 2 halves together.
the 'single cart.stl' and 'multi carts.stl' files should fit together better than the original above files.
The full PItari VCS build can be found at:
the 2 parts should be glued together with an NFC tag glued into the round recess.