Toolbox to battery / controller box conversion kit for Hyper Tough toolbox

Here are 3 prints I've used to convert a $4 walmart hyper tough 13" toolbox into a nice looking battery / controller box. Takes a standard size large toggle switch and one of these style voltmeters: https://www.aliexpress.com/item/0-28-inch-DC-LED-Digital-Voltmeter-0-100V-Voltage-Meter-Auto-Car-Mobile-Power-Voltage/32919481960.html

Tray for DC-DC converter for this module: https://www.aliexpress.com/item/1-PCS-High-Voltage-EBike-DC-DC-Converter-Buck-Step-Down-Regulator-Module-80V-72V-64V/32