The vision metron 55 sl carbon wheelset is full of quality components and features straight pull spokes with 6 sealed cartridge bearings in pra hubs to create a radially and laterally stiff wheelset sat comfortably in the mid range of visions metron rim depths the 55 sl can really do it all with fantastic aerodynamic properties both straight line and horizontally the metron 55 sl corners with ease and produces explosive acceleration the vision metron 55 sl carbon wheelset has been