10 Speed: 11T, 13T, 15T, 17T, 19T, 21T, 23T, 25T, 28T, 32T. 9 Speed: 11T, 13T, 15T, 18T, 21T, 22T, 24T, 28T, 32T. 8 Speed: 11T, 13T, 15T, 18T, 21T, 24T, 28T, 32T. Cog Teeth Details. High-precision threads ensure a tight connection and smooth operation with the bicycle hub.
