Shimano MF-TZ31 Tourney Freewheel (14-34T Mega 7 Speed) Go to amazon.com Related posts Top 13 best 7speed cassette 2022 Thing need consider when find freewheel hub? FeatureIndexed shifter compatibleShimano Reference Number: MF-TZ31 DescriptionShimano Tourney freewheel are all designed to work with indexed shifters at a budget price.