Campagnolo Super Record Front DerailleursWorks with both standard and compact chainringsMaximum ring 53t, minimum 34tItem SpecificationsWeight72gFront Derailleur Clamp31.8mm (1-1/4")Front Derailleur Cable PullBottomDerailleur Capacity16Crank-FD TypeRoad Double,Road CompactFD/Shifter CompatibilityCampy Ergo DoubleFront Derailleur StyleTraditionalMax Ring53teethChain CompatibilityCampagnolo 11