Park Tool

RBS-25 Replacement Brush and Sponge Cartridge for CM-25

The Park CM-25 chain cleaner is designed for years of use but like anything built to last there are certain parts that are designed wear out as the tool is used. The RBS-25 is the complete replacement brush system to get your chain as clean as possible. If you do not have a CM-25 it can be found here.

• Replacement upper and lower brushes
• Fits the CM-25 chain cleaner only