... TDN20Z Alloy frame Susp.fork Aluminium handlebar Lithium -ion battery 20" Folding Electric Bike - TDN20ZElectric Assist System SensorLiShui, ES-02, 1 ... GripsKraton, XH-G56B, Grey/Blk SaddleComfort Black, Thick foam, with double springs. SeatpostAluminum, 27.2*300mmL, blk Seat clamp ... N. W. 25kgs G. W. 30.5kgs 20"GP 130pcs 20" Folding Electric Bike - TDN20Z Verified Information This information is ...