Run a 60V power tool battery on my (48V) Ebike & Razor E300 E-scooter

Testing my 60V Snapper power tool battery on my Ebike and electric scooter. Originally, the bike is 48V, the scooter is 24V (then 48V, and now 60V). The scooter motor is still original stock 24V brushed motor. The scooter controller is rated at 48V, 1000W. Here's how I previously made the connector: https://youtu.be/mVoV4KKvTGE