My handle bars were bent the bloke i ordered new ones through is having trouble getting a set when i went to get my original set he has misplaced them now i need to know their size(rise) so i can order an after market set(Yamaha Australia has none in stock). I know their width is 815mm but do not know their rise.an anyone out there help me please(it is an sr 250 ´82/´83 model)