Quantity   Component name
2 × N20 M3*55 Gear Motor 6V DC Motors for actuator
2 × M3 bolt for actuator assemble
2 × M4 nut and bolt. You can try with M3 but maybe need to use some glue for actuator assemble
2 × M5 nut for actuator assemble
1 × plywood base for stand
1 × 200mm x 6mm tube (alloy/wood) for stand
1 × Arduino Nano
1 × Step Down 10-24V to 5V At least 1A output
1 × L298N-mini motor driver
1 × IRL540n Discrete Semiconductors / Power Transistors and MOSFETs
4 × 1k Ohm resistor
1 × 10K Ohm resisistor
1 × 1 Ohm 1W resistor
1 × 470 Ohm resisistor
1 × 1N4001 diode Discrete Semiconductors / Diodes and Rectifiers
1 × Breadboard microswitch
1 × 100uf capacitor
4 × terminal blocks, 2pin