FINISH LINE PRO CHAIN CLEANER trek kids The RS4 rear hubs feature

The RS4 rear hubs feature the reduced drag ratchet mechanism

For 18mm dropout with outside mount

Seat post diameter: Ø 27

Allows seat to sit higher over the rear wheel on small framed bikes

Compatible Giant Bike Models

FINISH LINE PRO CHAIN CLEANER trek kids The RS4 rear hubs featureQuick, efficient and easy to use. No removal of your bicycle chain necessary! The Shop Quality Chain Cleaner features 3 Brush rotating brush design and scrubber pads for fast, thorough cleaning. Clips onto chain and in just 60 seconds, your chain is clean. Use once a month to maximize bicycle chain life and enjoy a cleaner, smoother, and more efficient drivetrain. Heavy Duty industrial quality resin body withstands shop use and will not crack when