Mavic cosmic pro carbon sl clincher wheelsetthe mavic cosmic pro carbon sl clincher wheelset isnt just one of the most versatile stiffest and lightweight wheels that mavic produce they also provide incredible levels of control and remain stiff through any sudden explosive burst of power this is thanks to heavily researched and tested technology such as their griplink and isopulse features featuresrimsmaterial 3k carbon fibresheight 40mmdrilling traditionalbrake track carbon with itgma