Shimano tiagra r400 8sp downtube shifter setshimano r400 downtube shifters braze on 8 speed featuressuitable for use with double or triple chainsetfitting for braze on downtube shifter mountslightweight aluminium constructiona 2 year warranty is offered with all shimano products from chain reaction cycles 3 years on dura ace and xtr products buy shimano components from chain reaction cycles the worlds largest online bike store