McKee’s 37 Gentle Wheel Cleaner is really an acid-totally free cleaner that is formulated to securely clean up the wheels in your car or truck. In place of relying on harsh acids and caustic butyl-ethers, McKee’s 37 Mild Wheel Cleaner is formulated working with h2o-centered surfactant technology. This makes McKee’s 37 Gentle Wheel Cleaner Pro