Shimano CUES FD-U4000-E Front Derailleur – 9/10-Speed Double Side Swing E-Type Mount 36/40t Max Black/Silver. Exceptional front shifting performance for large-wheel mountain bikes. Tackle trails with this Shimano CUES FD-U4000 front derailleurs smooth operation and outstanding durability. Its extra-wide range front double gearing and versatile 2×10/9-speed design give you the freedom to explore.

• Smooth and quiet shifting on and off the trail
• Provides and extra-wide range with front double
• Offers wider tire clearance
• Works with 48.8 – 51.8mm chainlines
• 64-69 degree chainstay angle

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