Description
The Box Three E-Bike Cassette offers high gears with more teeth to withstand the rigors of modern E-Bike riding
E-Bike optimized, steel cog and spider construction for improved durability
Ultra-wide ratio with consistent progression
Compatible with HG freehub bodies
Intended for use with Box Prime 9 drivetrains only - may not be compatible with other 9 speed drivetrains
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