1-ER Convertor - Single Speed adaptor kit for 8/9 speed Shimano compatible cassette hubs.
*Note: Cog teeth are 3/32” – 6/7/8 Speed.
Not suitable for narrow 5/64” (9 speed) chains.
12,13,14,16,18 and 20T cogs also available separately.
Note: If run with smaller than 14T - must be used with 3/32" chain - as 1/8" chain will bite into spacers.
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If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.More information on returns