Constructed of high strength metal materials, anti-rust, non-deformation, wear-resistant, high performance of durability,which is wear resistance and high strength, anti-corrosion and light weight, It's durable to use and can maintain a long service life. This bike chain ring adopts ergonomic shape design, which utilizes the stampede acting efficiently to create more stampede traction. This tooth plate is installed on your bicycle chain that is suitable for bicycle chains, and ensures the smooth running of the chain. You can use a tool to install the plate easily on the bike chain. If you have any questions regarding the product or service, please feel free to contact us, we are always at your service.