Shimano ultegra r780 flat bar brake leverscaliper brake levers designed specifically for flat handlebars 22 2mm diameter when used with super slr brake calipersfeaturesfor use with super slr brake calipers using enhanced brake arch design dura ace 7900 ultegra 6700 105 5700 and tiagra 4600tough polished and anodised aluminium finish to keep weight low and your bike looking goodcomes complete with both reach and cable adjusters for easy set upa 2 year warranty is offered with all shimano p