Product Name: Shimano 21speed Kid Hydraulic Disc Brake Aluminum Children Alloy Mountain Bicycle Model NO.: JUNIOR 24 Gear: 21 Speed Foldable: Not Foldable Wheel Size: 24" frame Size: 14" Brake: Disc Brake Tire: 24*2.1 Trademark: KESPOR Transport Package: SKD or CKD Specification: CE, SGS Origin: Made in China Product Description Model Junior 24" alloy 21speed mountain bikespecificationframe24"*13.5 Alloy Shimano 21speed disc brake frameMaterialAluminum/AlloyForkAlloy suspension Fork,w/lockHead SetTaiwan NECO Head SetHandlebarGeneral-alloyStemGeneral-alloySeat PostGeneral-alloyShift&Brake LeverShimano EF50 Shiftlever and Brake LeverF DerailleurTaiwan Microshift Front DerailleurR Derailleurshimano TY500 Rear DerailleurChainKMC C70 ChainTire24"*2.1 CST MTB TireCompany InformationGUANGZHOU KESPORBICYCLE CO.,LTD.is located at Kangjing Industrial Park, Huadu District, Guangzhou, Guangdong, China.We manufacture all kinds of bicycles su ch as mountain bike,folding bike,beach cruiser,children bicycle.We can customized bicycles as you want.Our goal is not just providing product, but also providing a complete solution including product design, tooling, fabrication and service for our customers to achieve their upmost satisfaction.Business PrincipleQuality first, service first, continuous improvement and innovation to meet the customers' requirements.