Stepper‐motor‐distance.stl

Film‐wheels.stl

Distance to stepper motor seen from below, should sit on top
 of stepper motor so it has a flat surface and the shaft is
 lowered. All 3 stepper motors have this distance.

M3 x 10mm screw 4pcs

Wheels A and B, these are the 
same, are printed without support.