- 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
- FH CASS BOX THREE PRIME 9 12-50 E-BIKE BK 9s
Material: 9sp
Color: Black
