The 11-speed DURA-ACE Front derailleur cable routing has also been adjusted to further reduce shift force. The precise and easy front derailleur set up offers more cable routing options and integrated cable tension adjustment. Features 11-speed Dura-Ace R9100 delivers with its super-lightweight yet durable design. Lighter and intuitive shifting operation thanks to toggle link leverage construction. Extra wide pivot link and optimised spring tension gives a rigid flex free shift while being smooth and light action. Forged aluminium construction reduces weight without sacrificing durability. Integrated cable tension adjustment. Maximum capacity of 16-teeth for use with outer rings 50-55T. Weight 74g Braze-on.