Hook for HCW, created for holding painting handle from karakulli: https://www.thingiverse.com/thing:2805001
Works with other variations:
https://www.printables.com/model/609390-painting-handle
https://www.printables.com/model/44912-warhammer-painting-handle
https://www.printables.com/model/44911-decorative-painting-handle
and others.