... ,RoHS, MSDS, UN38.3 21 speed 36v 250w foldable 26" e-bke kit Hot Sale500pcs in StockModel: Z3SpecificationsFoldable designOverall dimension: 1760 ... , spoke Tires: 26” x 1.95", slime self-sealing flat tire prevention system, weather resistantHandlebar/stem: aluminum, mid-rise bar and ... life CETIFICATIONSCE,EN15194 EN14764 21 speed 36v 250w foldable 26" e-bke kit