Syntace is a German company renowned for their incredibly light but brutally strong stems and bars. The Syntace VRO handlebar system used on select Dahon bikes allows adjustment of handlebar height and reach for perfect rider fit. The system is stiff and strong but incredibly light. Black Pair upper section only supplied to fit Dahon VRO Handlepost. Will fit Speed Pro, Pro TT, MuXL Handleposts. Will also interchange with silver Speed TR etc.