If you're looking for a quick-shifting super-light front derailleur, you've found it in Shimano's Ultegra SL. The wide pivot-link design suppresses flex for light, fast and precise shifts, even under load. And this fine derailleur is built tough for reliability and durability, too.
|Option||Barcode||Manufacturer's Part Number|
|31.8mm clamp w/28.6mm adapter||689228131125||IFD6600BSMG|