Huzhou Racer Chain Co., Ltd. has specialized in producing motorcycle chains for more than 20 years, has the world’s top oil seal chain production line, and annually produces 0.3 million oil seal chains. The company always adheres to “providing reliable oil seal chains for motorcycles worldwide”.

Company products:Motorcycle transmission chain: 420, 428, 520, 415HO, 428HO, 520HV. Motorcycle engine timing chain: 25H, CL04, etc.