Shimano HG41 7-Speed 11-28t Cassette Go to amazon.com Related posts Top 13 best 7speed cassette 2022 FeatureNickel plated finish for easy cleaning and smooth shifts333gramsShimano Reference Number: CS-HG41Shimano CS-HG41 Hyperglide Cassette (11-28T 7 Speed) DescriptionShimano cassettes are designed with Hyperglide technology for quicker and smoother shifting with tooth profiling and nickel plated finish for easy cleaning with longer life.