Mavic ksyrium disc road front wheelmavic developed the ksyrium disc to meet the unique demands of putting disc brakes on a road bike as with all ksyrium wheels it can handle long hard miles like no other with the versatility to take anything you can throw at it featuresrims materials6000 aluminium height24mm jointsup drillingtraditional with h2 reinforcement disc brake specific profile weight reductionism valve hole diameter6 5mm tyreclincher etrto size622x17c recommended t