Hi Norm

The pulley and boss look solid now ,I can't see the pulley slipping on the boss especially when the crank nut
should lock the two together .

Not sure if this is what you are looking for Norm.
" the measurement from the deck to the top of the belt is 34mm"

https://www.outdoorking-forum.com.au/forum/ubbthreads.php/topics/45373/2.html


Cheers
Max.