Park Tool Bio Chainbrite CB-4
76347700097
Bio ChainBriteā¢ Bicycle Chain and Component Cleaning Fluid is a 100% biodegradable, natural, plant-based degreaser formulated for use in the CM-5.2 Cyclone Chain Scrubber, CM-25 Professional Chain Scrubber, or as a general purpose degreaser. Won't harm alloy, plastic, or rubber parts.Use CB-4 full strength, do not dilute with water. Cover parts in solvent and scrub using a brush.
16 oz. bottle