Requires 10 20x6x2 magnets (same as used on the MK3 print bed)

3 versions included.

A flat back version with and without magnets and a notched version to fit https://www.bunnings.com.au/pinnacle-600-x-600-x-250mm-matte-black-wall-mounted-cabinet_p0038057

the default hole size for cups is 65mm. Parametric Cadquery source is included if you want to suit another size.