Quantity   Component name
15 × PinThing - Threaded Rod
15 × PinThing - Nut
1 × PinThing - Motor Array
1 × PinThing - Pin Array
1 × Arduino Uno
4 × Adafruit Motor/Stepper/Servo Shield for Arduino v2 Kit - v2.3
15 × N20 gear motor (6V, 310 RPM) Discrete Semiconductors / Thyristors (DIACs, SIDACs, TRIACs, SCRs)
1 × 9V 1A power supply
30 × M1.6 socket screw For attaching motors to motor array