eBike Drivetrain Cleaner is perfectly formulated to lift tough, built up dirt and grime from your drivetrain. Spray on and agitate with a brush to watch dirt fall away, providing the perfect surface for a fresh application of lubricant. Perfect for use on chains, derailleurs, and chainrings. eBike Drivetrain Cleaner instantly goes to work breaking down oils, greases and contaminants on the outside and inside of chains and rings to leave your drivetrain looking like new. With an added rust inhibitor it also helps to reduce future corrosion.