Finish Line Grunge Brush Chain: Gear and Chain Cleaning Tool

The most used cycling lubrication in the world Made using the highest quality ingredients. Greatly reduces drivetrain and bearing friction Easy to use multi-purpose brush for gears, chain, and other bike components Bristle blocks surround chain for efficient, four-side cleaning Long stiff bristles access difficult to reach components Brush bristle blocks remove for cleaning Helps prevent premature wear of your drivetrain and helps maintain smooth operation