Bale fork for original Bruder tractors ( we tried on New Holland, John Deere, Class,.. ), meant to be used on the front, but also fits on the back.
The original Bruder bale fits perfectly, had no issues with different brands either + the printed ones.

Print settings :

I have printed 5 perimeters, 40% Gyroid infill in ABS + , but my kid is clumsy as it gets.
There is support needed at the hook-up