The Shimano Ultegra 6700 is a classic rear hub which allows either 8, 9, or 10 speed cassette to be fitted. Available with either 32 or 36 holes and in silver.

- High performance seals: Reliable labyrinth seal design
- Adjustable angular contact bearings: Provides increased bearing life and adjustable range
- Compatible with 10, 9 and 8-speed cassettes
- Smooth rolling: Super polished ball races for high precision, durability and smooth rotation
- Internal grease sleev