microSHIFT ADVENT E-Series 9-Speed Cassette

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Designed for the rigors of E-bikes, the E-series cassette uses a harder material on the small cogs to reduce wear and extend the life of the cassette and chain. Hardened CRMO 11t c og reduce wear Continuosly molded cogs achieve a high standard of durability and straightness Compatible with standard HG freehub body Show more