Quantity   Component name
18 × Uxcell a15062200ux0867 SPDT NO/NC Momentary Micro Switches
1 × Hook up wire
1 × Small DC motor with pulley
1 × Large water filter o-ring
3 × 6-32 all thread, 1 foot length
30 × 6-32 nuts & washers, including spares
1 × 9 volt switching power supply or 2 9volt batteries in parallel
1 × 9 volt switching power supply or 2 9volt batteries in parallel
1 × Toggle switch for the motor