Ultimate Machine Co Cassettes

Ultimate Machine Co Cassettes on this page: Multi-speed freehub to single speed conversion kit

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Ultimate Machine Co multi-speed freehub to single speed conversion kit. Used, $30.00/kit as pictured

• This is a conversion kit from multi-gear to single-speed cassette hub.
• These parts fit on a Shimano HG freehub.

• 12, 13, 14, 15, 16, 17, 19, 21t with spacers, 11, 13, 14t