Shimano Ultegra RD-R8000 Rear DerailleurItem Specifications: Rear Derailleur Mount Type, Shimano Rear Direct Mount, Rear Derailleur Mount Type, 10x1 Standard, Rear Der/Shifter Compatibility, Shimano Road, Cage Length, Short, Drivetrain Speeds, 11, Weight, 200, Color, Black, Chain Wrap Capacity (teeth), 35, Largest Cog, 30,.
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