Originally Posted by
Bianchigirll
You might try checking some bike shops and see if someone has the correct type of spanner or lockring tool for the bottom cup.
I did it!
A guy on an Italian vintage forum told me the secret!
If your steering don't want to be unscrew you need to mount back the wheels and the handelbar!
Then you need a big friend that will hold both.
I almost forgot... you need to have,also, a spanner for the pipes.
This s the result!