Shimano ultegra di2 6770 braze on adaptor
Shimano ultegra di2 6770 braze on adaptorband adapter to convert the ultegra di2 braze on front derailleurs for bikes with a 34 9mm seat tube and no braze on mount a 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