Cotrollers 48v 18 amps, bought here - https://ali.ski/ev0jO_ BMSka was selected taking into account the battery output current and the maximum current of the controllers, and this is 35 amps 13s, bought here - https://ali.ski/glu2i (now only 30a on sale) I made the battery myself from 18650 with a current return of 5.2 amperes per cell. Bought here - https://ali.ski/BGmsW The whole battery turned out to be 13s6p with a capacity of 48v 15.6mAh with a current output of about 35 amperes; All components for the manufacture of batteries: shrink sleeve - https://ali.ski/weere ribbon - https://ali.ski/dmddn gaskets for insulating contacts - https://ali.ski/fjxnu plastic holders - https://ali.ski/ZS-nTL xc60 connector - https://ali.ski/gJE4Q Brake disc with brake caliper bought here - https://ali.ski/NGW7eq If you are interested, here is a link to hydraulic brakes - https://ali.ski/Ly_0- Brake levers for a cable with a sensor for recuperation here - https://ali.ski/cmJUH7 I bought the steering wheel here - https://ali.ski/Wy3cG Takeaway bought this one - https://ali.ski/tL6Xg Faro bought a simple one with a built-in horn - https://ali.ski/RIP9A I bought a sandpaper for a deck from a skateboard here - https://ali.ski/5xMs04 Shock absorbers - https://ali.ski/rIV18 Here you can put air shock absorbers - https://ali.ski/i08lg I decided to put the gas trigger with a voltmeter to track the battery charge - https://ali.ski/ZKNwyT To monitor the speed and mileage, you can put this speedometer - https://ali.ski/fbj8q https://www.instagram.com/lavilassanek/ Сontact email - lavilassanek@gmail.com