*This product has been opened and is found to be in new condition. Often open box items are great deals as they have never been used and only the packaging would show markings. It is sold as "non-returnable". Standard warranties still apply.
Mounted in place of a front derailleur, the Chain Keeper works with single and 1x multi speed drivetrains using a narrow chain. The chain block surrounds the chain as it meets the chainring and prevents it from skipping off.
- Accommodates a range of chain line measurements and chainring sizes
- Not designed for downhill/freeride/big hit use