Park Tool CB-4 Bio Chainbrite Bicycle Chain & Component Cleaning Fluid - 16 fl oz/472 ml Bottle
- CB-4 Bio Chain rite is a 100% biodegradable, natural, plant-based degreaser.
- It removes the toughest grease and grime build up from chains and bicycle components.
- Bio Chain rite is also an excellent general purpose bicycle degreaser.