Park Tool CB 4 Bio Chainbrite Cleaner: 16 oz / 475 ml (Single)

The Bio Chainbrite Cleaner is formulated to be biodegradable, making it safer for the environment compared to many traditional cleaning products that may contain harsh chemicals It contains non-toxic ingredients that are gentle on both the bike and the ecosystem, providing an effective clean without causing harm to the environment or the user The formula works quickly to dissolve the toughest dirt and lubricant residues, making your chain run smoother and improving shifting performance It helps to reduce chain noise, improve shifting performance, and prolong the life of your bike's drivetrain