part,part_id,price,url M3 hex nut,N/A,3,https://amzn.to/4hAnwjc M3 hex cap bolt 6mm,N/A,7,https://amzn.to/3AwiZxo M3 hex cap bolt 8mm,N/A,9,https://amzn.to/3YEvWNB M3 sliding t slot nut,N/A,6,https://amzn.to/48GRrSU 2020 Aluminum extrusion 260mm,N/A,161,https://amzn.to/4ehSolE 2020 Aluminum extrusion 420mm,N/A,261,https://amzn.to/4ehSolE 100RPM DC geared motor with encoder,N/A,1702,https://amzn.to/3UF707G 250RPM DC geared motor,JSX40-370,1499,https://amzn.to/3NWkcRL ESP32 Dev board,N/A,666,https://amzn.to/3NXCvGj L298N Motor driver module,N/A,289,https://amzn.to/4ellssy ESP32 GPIO breakout board,N/A,599,https://amzn.to/3UFjpbO M4 hex bolt 40mm,N/A,125,https://www.homedepot.com/p/M4-0-7-x-40-mm-Class-8-8-Zinc-Plated-Hex-Bolt-801298/204273654