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Wolf Tooth GC 42T Cassette Cog for Shimano 10-Speed 11-36T

C$119.99C$39.99
(C$39.99 Incl. tax)
in stock

This add-on cog replaces one of the middle cogs in your 10-speed cassette cluster, giving you an extra-low 40T or 42T granny gear without requiring you to upgrade your entire drivetrain.