It is a kettlebell with a face to put whatever you want. It measures 22.56mm in X axis, 32.54mm in Y, 40mm in Z. The plate for customization is included as an example without anything. Measures 18.5mm in X, 18.5mm in Y, 1mm in Z.

No support or raft needed.
Recommended layer height 0.20mm.

It has a space to stop the printing and be able to insert the key ring.