CRC WHEEL CLEAN. It quickly and efficiently removes steel, chrome, aluminum, magnesium wheels. It dissolves oils and resins, it does not comprise acids or solvents which can damage vehicles. Manual spray (trigger). Application instruction: CRC WHEEL CLEAN. Apply a liberal amount of the product on the surface and let it get absorbed within 1 minute. Wash off with water. Wipe the surface with a cloth or sponge.