The vision metron 40 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 featuring a 255mm wide full carbon rim the metron 40 sl can house wider tyres with greater comfort making them ideal for cx racing and hill climbing with a robust construction the metron 40 sl can take whatever is thrown at it the vision metron 40 sl carbon wheelset has been