The 11-speed DURA-ACE rear derailleur has been redesigned for lighter, quicker operation with the help of low-friction polymer-coated cables. This new derailleur is also Direct Mount-equipped offering a stiffer foundation for improved shifting as well as minimising the chance of frame damage through a crash. Features: Dura-Ace rear derailleur with lightweight carbon cage and wide link design. Full carbon fibre inner and outer pulley plates enhance rigidity and significantly reduce weight. Low-profile Shadow derailleur design. High tolerance cold forged aluminium link plates and body construction. High rigidity wide outer link plates the pulley body to increase pivot joint rigidity....
Best Price: £189.95 from Merlin Cycles