Sheldon method. Try releasing the wheel and nicking the frame. You'll be there a while.
this. i would have physicall locked round the frame but i had to ask a passerby to do the locking and this method secures the frame unless someone cuts through the rim
thanks nick and h-j
this. i would have physicall locked round the frame but i had to ask a passerby to do the locking and this method secures the frame unless someone cuts through the rim