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3mm (L) x 11
With its advanced features and professional-grade performance
allowing for efficient use
ensuring a plush and supportive feel throughout your rides
Its balanced performance makes it a perfect choice for training
Shimano Tiagra RD-R4000 2x11-Speed Rear Derailleur light_rear 3mm (L) x 11The Shimano Tiagra RD R4000 rear derailleur is built to deliver smooth and consistent performance for 2x11 speed road setups. It offers dependable shifting that keeps your ride efficient whether you're training, commuting, or riding long distances. Smooth and Precise Gear Changes: Designed with Shimanos proven shifting technology, the derailleur ensures accurate and responsive gear transitions. It helps maintain cadence and momentum, making every