I made this one on request.

Dimensions house: 18cm high, 17 wide.

Dimensions collecting tray: 20-17cm.

Dimensions tubes: 32-32mm,

Important:

Only the top of the door need support, i suggest tree support. (see extra picture)

You can use pompons but these don't have enough weight to roll smooth.

My profile for 25mm:

[https://makerworld.com/en/models/781733-number-bonds-machine?from=search#profileId-718916](https://makerworld.com/en/models/781733-number-bonds-machine?from=search#profileId-718916)