Jumbo Bicycle Parts  Trading Co., Ltd was founded in ***3, dedicated in the research, development, marketing of bicycle parts .JUMBO is an innovative manufacturer and distributor of bicycle parts. We have our own factory but also agents of other bike accessories brands,for example, KMC chain Guangzhou general agency, (Taiwan) Sun Race transmission system in South China Agent .We offer wide range of bicycle parts products: handlebars、stems、bar-ends、clamps、quick release、seat post tubes、rear carriers、pedals、bottle cages、derailleurs、chainwheels、freewheels、chains,seat cover and so on. We have our own brand "Wayfarer". we are not only provided OEM but also assembling complete bikes according to buyers required.We would like to produce the products according to your design, sample, and requirements to meet you need