Red and Blue Brush Set of 2, Chain Keeper 12mm ◾️3-Sided Chain Brush ・Colors: Blue and Red, set of 2 ・Size: Approximately 25.5cm x 6cm x 3.2cm Used for cleaning chains on bicycles, motorcycles, etc. The U-shaped design allows one end to clean all four sides of the chain, and the other end efficiently cleans parts such as sprockets and wheels. ◾️Chain Keeper - 12mm Thru-Axle Compatible ・Can also be used as a small ruler ・Simply attach the keeper to the wheel