Deda elementi parabolica alloy clip on aerobars professional aerobar specifically designed for the triathlete features 7003 t6 alloy drawn aerobar new design forged clamps parabolica zero is straight just straight perfect for aerodinamic parabolica due two curve grip s bend offers several handle positions ideal for long rides parabolica uno has curved ends to improve comfort on longer events and rides and is perfect for getting the optimal aerodynamic position clamp to fit 31 7mm h