Park Tool CB-4 Bio Chainbrite 4 Cleaner

Park Tool CB-4 Bio Chainbrite 4 Cleaner

• CB-4 Bio ChainBrite is a 100% biodegradable, natural, plant-based degreaser

• It removes the toughest grease and grime build up from chains and bicycle components

• Bio ChainBrite is also an excellent general purpose bicycle degreaser

• Regular use of Citrus ChainBrite; and the CM-5.3 and regular use of a quality chain lubricant will reduce gear system wear and friction and promote smoother, quicker shifting

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 they're good as new. Will not harm alloy, plastic, rubber, or carbon fiber parts, so it's safe to use for cleaning cassettes, chainrings, pulleys, or any other component that accumulates muck and grime.

Features:

• 16 oz. (474 mL) bottle

• 100% biodegradable, natural, plant-based degreaser