Specification:Material: high quality transparent ABSColor: blue, blackSize: chain pulley about 136*72mm, brush about 225mmWeight: small brush approx. 44 g, large brush approx. 57 g, chain pulley approx. 155 gScope of delivery:Set of 4 bicycle chain cleaning brushesBicycle Chain Cleaner Kit:Includes 1 x Chain Cleaner;1 x Chain Brush;1x sprocket cleaner;1 x Large Blue Brush;provide the best performance for cleaning the bicycle chain.Bicycle Chain Cleaner: It is made of ABS plastic, more stable and transparent.It made bicycle chain cleaner superior performance, wear resistance and corrosion resistance.Ergonomic design: Different brushes are suitable for different parts of the bike.The ergonomically designed handle allows you to hold each brush comfortably.Remove dirt efficiently and easily from hard-to-reach places.Easy to use: No need to remove the chain from the bike.The 360 degree blind spot cleaning brush cleans thoroughly.Simply open the cover of theApplications: Suitable for a wide range of categories of bicycles, including: city bikes, road bikes, mountain bikes, trekking bikes, BMX, road bikes, downhill bikes, etc.