The aerotundo ltd high modulus carbon handlebar from 3t is a traditional round road drop bar 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 the width at the hoods is the same as at the ends