Folding bicycle wheel size 24 inch series tern node colour white folding time 10 seconds dimensions folded 86 x 84 x 39 cm frame material aluminium frame alloy 6061 aluminium braking system rim brakes brake type v brakes gear system internal gear hub number of gears 7 weight 146 kg rear derailleur shimano nexus chain taya tyres schwalbe big apple saddle biologic como dlx maximales fahrergewicht 115 kg features with luggage rack with mudgu