Park Tool CB-4 Bio Chain Brite MFPN=00.4318.045.005 9mm Rim Color Black Rim

9mm Rim Color Black Rim External Width 34

} A convenient CO2 and tire repair package

front and rear

Total weight of 33g (or roughly two CDs of your favorite speed metal)

Color Black Ring Position/Type Outer Tooth Count 39 Drivetrain Speeds 10 Chainring BCD 120 Material Aluminum Defined Color Black keyword search 11

Park Tool CB-4 Bio Chain Brite MFPN=00.4318.045.005 9mm Rim Color Black RimPark Tool CB 4 Bio Chain Brite. Park Tool CB 4 is a 100% biodegradable natural plant based degreaser formulated for use in the CM 5. 3 Cyclone Chain Scrubber CM 25 Professional Chain Scrubber or with a scrubbing brush as a general purpose degreaser. When used with a chain cleaner CB 4 gets bicycle chains clean inside and out so theyre good as new. Will not harm alloy plastic rubber or carbon fiber parts so its safe to use for cleaning cassettes