Campagnolo Athena 11-Speed Road Bicycle Front Derailleur

Thanks to the Ultra-Shift geometry of the cage typical of all the Campagnolo(R) 11-speed groupsets, the chain can move between the gears of the crankset with the maximum speed and precision in any situation, even when "chain crossings" are extreme or under stress. The new Athena front derailleur is compatible with both standard and compact cranksets. or double standard and CT crankset - capacity 16 ? max. chainring 54 - min. chainring 34 - chrome-plated nickel fork - antifriction insert - M-brace body - Even-O clamp - Z-shape lower cage.