608 bearing - 5 pcs
M3x12mm bolt - 3 pcs
self-locking nut M3 - 3 pcs
In openscad you can turn on animation, its supported (for speed, set bevel=false;)
spinner optimized for nozzle 0.3mm.
If you have problems with printing gears, use gear easy print (without bevel).
addition on 02/04/2017:
In the process of printing the third spinner found a bug: in the frame B was a short support in holes for nuts. Uploaded the patched files.