IGH Weight Difference - Kindernay VII and Enviolo Heavy Duty wheels with tires

[jebarrows]

Our team created a video on the Kindernay VII Gear Hub oil change procedure.
I hope it is useful for Kindernay IGH users:

The video mentions bike tools are needed to change the gear hub oil. What size is the Park Tool bottom bracket tool?i

 

[ava1ar]

What size is the Park Tool bottom bracket tool?i

BBT-69.4​

Please note, some hubs (probably from early batches) were coming with hex nut instead (38 mm socket is needed).