EHS QCS Blade is one of the three top tubes of the EHS short track collection. Inspired by the EVO Quarq that has been produced by Hagen technology for many years, the EHS QCS is one of the showpieces in the EHS short track collection. The blade is made from the unrivaled high-quality trusted aluminum tube material and equipped with superior, tight blades. The bends will longer and gives the familiar feeling and control of the Quarq. QCS stands for Quarq Campbell Speed, former winner of gold at the Olympic Games by Derrick Campbell and the co-designer of the EVO Quarq and the EHS QCS. The QCS is the medium flex variant of the three EHS top tubes.