Are the Inspire owners who are balancing their props and motors?
Back in the old days we used balanced our props and motors with an iPhone vibration app and some transparant tape. These machanical things are never perfect right?

Now it's still easy to balance the motors but have anyone got an idea how to balance these props as there's no hole in the middle?

I found the solution. I can use the middel part of the quick release spare part and put an fitting pin in it.

something like this: