说明

• ZTTO Road Bike 12 Speed Cassette Fit for Road bike, Gravel bike Material: eleven Steel and 1 Aluminum Alloy（only biggest cog ） ZTTO ULT2 - The latest tooth shape I would say here's the most important upgrade ever, either in terms of smoothness and noise level It is actually a comprehensive evolution to stay lightweight whereas nonetheless having ultimate energy FIT FOR HGR FREEHUB Weight Reference Due to every merchandise different, the load is for reference only, ±20g Road 11 velocity typical This cassette is like minded with Road 11 speed HG standard hub, please note, it&;s longer than MTB hub physique Due to various production batches, the cassette again side and brand mark have two types, it is going to be shipped randomly

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