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COMPATIBILITY - 6 and 7-Speed SIS Index Shifting Drivetrains: The RD-TY21B is specifically designed for 6 and 7-speed SIS Index Shifting drivetrains, ensuring seamless integration and performance.
UNIQUE DESIGN - Hanger Mount: The rear derailleur is mounted via a hanger, which is a hub bolt mount. This design ensures stability and minimizes potential damage to your bicycle.
PERFORMANCE - Accurate Gears: Enjoy precise and accurate gear shifting, providing a light and stable shifting experience. Seamlessly switch gears to make riding effortless and comfortable. - Easy Installation: The high-quality steel materials make the RD-TY21B durable and long-lasting. Installation and disassembly are straightforward, ensuring quick and hassle-free setup.
APPLICATION*/ - Versatile Use**: Suitable for various types of bicycles, including MTB mountain bikes, road bikes, variable-speed bicycles, folding bikes, and city bikes. Perfect for any cycling journey, the RD-TY21B is your reliable bicycle accessory.
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