Shimano CS-HG20 7-Speed Cassette Sprocket
The Shimano CS-HG20 7-Speed Cassette Sprocket is an affordably priced 7-speed cassette with Hyperglide technology. HYPERGLIDE sprockets incorporate specially positioned shift ramps and tooth profilesfor improved chain control during shifting.
Original Shimano parts guarantees that all componentswork perfectly for optimum performance and maximum safety and longevity.
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