It's rugged, good looking and most importantly, probably the best-performing rear derailleur Shimano has ever created. The 11-speed Dura-Ace rear derailleur features a lighter, more compact design than previous iterations and is paired with low-friction polymer-coated cables to deliver precise shifts with a remarkably balanced effort across the gear range.
Item No. » SH-RD9000
SAVE 30% = $67.00