Deda elementi superleggera road handlebarlightness at the helm the new deda elementi handlebar made of a revolutionary type of carbon fiber that allows shaving off every excess gram of weight hr40 carbon fiber and a new resin with unidirectional layup produce a very compact composite reducing weight and ensuring the highest technical performance 40t carbon bar with modern rhm shape features shape rhm rapid hand movement material carbon hr40 handlebar diameter 31 7mm reach 75mm drop 13