Description
Chain tensioner Shimano double galet Alfine CT-S500
Perfect for bikes equipped with SHIMANO ALFINE, the double roller chain tensioner can accommodate a front chainring difference of 16T and sprockets from 18 to 20T.
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Perfect for bikes equipped with SHIMANO ALFINE, the double roller chain tensioner can accommodate a front chainring difference of 16T and sprockets from 18 to 20T.