The Shimano Tiagra 4700 10 Speed Cassette 11-34 is a high quality cassette that boasts a lightweight and efficient construction. Hyperglide sprockets are specifically designed for fluid gear changes, with an innovative tooth configuration and contoured shift gates providing a smooth and crisp shift. High quality cassette with Hyperglide sprockets10 speed cassetteHyperglide sprockets - specifically designed tooth configuration allows for easy gear transitionContoured shift gatesClose gear ratioLightweight drilled sprocketsCorrosion resistant steel cassetteNickel plated11-34 teethWeight: 350gRecommended activity - cycling