Profile Design Sonic Ergo 52a Aerobar Momsen this versatile bike is ready

this versatile bike is ready for race day

instead of against the rider's head

Smarthead fits both Presta & Schrader valves

a TIME exclusive that outperforms traditional carbon prepreg construction in almost every way by incorporating several types of fiber into each multidirectional braid

Profile Design Sonic Ergo 52a Aerobar Momsen this versatile bike is readyThe 52a extensions have a 52 for the grip. The rider can choose whether to hold high for the shrugged position or low for a more open, head up position The Sonic Ergo is designed to present minimal frontal area to create as little aerodynamic drag as possible. The main purpose of an aerobar is, of course, to get the rider into a fast position despite a fairly minimalist appearance the Sonic Ergo offers a comprehensive fit range for exactly this