The mavic ksyrium elite disc clincher wheelset is lightweight durable and versatile superlight ism 4d rims feature light and durable double butted spokes for the ideal strength to weight ratio the disc brake specific wheelset features 24 spokes front and rear for ideal brake torque distributionfeatures17mm internal rim width for increased air volumeism 4d superlight rimlightweight double butted steel spokes for a fast and comfortable rise24 spokes front and rear for perfect brake torque dis