The microSHIFT ADVENT X E-Series cassette is designed for the rigors of E-bikes. This cassette utilizes a harder material on the small cogs to reduce wear and extend the life of the cassette and chain.

• ED coated steel cogs are specifically designed to withstand the added force and torque of eBikes
• 11t cog is constructed with hardened chromoly steel to provide durability and extend life
• 42t large cog is crafted with high quality aluminum that offers strength and weight savings
• Includes a steel lock ring
• Compatible with standard HG freehub bodies