I hop 63cm SIF but I can’t tucking can anyone help me how I must tuck the unicycle.
you should be able to find a lot of information when you use the search feature.
but, i’ll help you out with an older post of mine:
AND, here’s a whole thread about tucking SIF: tucking sif?
I hope this helps. And it’s never too early to learn how to use the search feature.