20" Folding Electric Bike - TDN20Z Alloy frame Susp.fork Aluminium handlebar Lithium -ion battery 20" Folding Electric Bike - TDN20ZElectric Assist System ... R type folding E-bike, Six speeds, Aluminium frame, TIG welded W/battery bracket, patented Alloy Latch system ForkZoom, Susp ... black, Rear mounted FendersF/R, 20*56W, Alloy, silver, W/Alloy stays CarrierKW-624-02, aluminium, adjustable for front ...