The ParkTool Fluid Bio Chainbrite CB-4 is a 100% biodegradable, natural, and plant-based degreaser designed for use with the CM-5.2 Cyclone Chain Scrubber, CM-25 Professional Chain Scrubber, or as a general purpose solvent. It is safe for use on all types of parts, including alloy, plastic, rubber, and carbon fiber. Follow the instructions and apply full strength, without diluting with water. Ensure complete coverage and scrub with a brush. Comes in a 16 oz. bottle.
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