The Chord is designed for cyclists with a height range from 170cm – 195cm , the maximal weight bearing is 130kg. The Chord X is designed for cyclists with a height range from 160cm – 185cm , the maximal weight bearing is 130kg. The upright riding position, with ergonomic handlebar and adjustable stem, ensures ultimate comfort for the rider. The proprietary sensing and driving system gives intuitive power assistance and makes every pedal as light as wind.