FC-9000 Dura-Ace 11 Speed compact chainset

• Optimum power transfer & lighter weight maintains efficiency
• New chain guide design to reduce chain drop
• 4-arm construction crankset maintains high rigidity and reduces weight
• HOLLOWGLIDE chainrings maintain smooth shifting whilst reducing weight and increasing stiffness
• 110mm Pitch Circle Diameter for both compact and regular versions making gear ratio changes easy
• 50-34T/53-39T/54-42T/55-42T/52-36T/52-38T (New combination)
• Weight: 683g (53-39T, with Bottom Bracket)

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