3t aerotundo ltd carbon road handlebaraerotundo is a traditional round road drop with aero section tops to complement the latest aero road bikes the tops are a new aerofoil section designed for the least possible drag permitted by uci rules cable routing is internal for less drag a sleeker appearance and reliable setup of manual or electronic gear systems the bend is medium deep and square like rotundos with 139 mm drop width at the hoods is the same as at the ends top model aerotundo ltd