the ultimate degreaser for your chainchain cleaner effectively removes grease and dirt embedded between links.the chain grease lasts 800 km!x-trem chain road is the ultimate chain grease for road bikes with a long-lasting performance: 800km in extreme conditions. it guarantees optimum adhesion to the chain and dries quickly to avoid projections on the rim.the brush, essential for a flawless cleaning!and with the brush, clean your chain quickly and comfortably while reducing your degreaser consumption!