Take one of the NEMA17 motors. The two remaining motors are identical, it doesn’t matter which one you take. Take the GT2 pulley, 20teeth, 5mm bore and ensure, that it goers easily to the shaft. If not, file the inside of the pulley slightly to make it so. Attach the motor to the plate with M3-6 bolts and M3 washers. have the wires on the side of the idler wheels, doesn’t matter which. Do not fully tighten the bolts yet.
- M3-6 x 4
- M3 washer x 4
- NEMA17 motor