Chris King Centre Lock Disc Rotor Lockring
Although it is a Shimano component, with part number SM-HB20, the Centre Lock Disc Rotor Lockring is required to fit a disc rotor to Chris King’s R45D hubs. A standard Hollowtech II bottom bracket tool slots into the external notches in the lock ring for fitting.
Features
- Required part for fitting centre lock rotors to Chris King R45D hubs
- Shimano part number SM-HB20
- Fitted using Hollowtech II bottom bracket tool
- Manufactured by Shimano
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