good quality, best price, fast delivery, steel body and aluminium alloy material, 20" ... material 20*2.35 wheel We are Hebei Tianzheng Bicycle CO., ltd are a manufacture for kids bike, kids tricycle and bike ... pump and so on. We can supply in good quality, best price goods. fast delivery, steel body and aluminium alloy material ... long time. freestyle bicycle 20" size BMX bicycle good quality, best price