Kinesis racelight aithein disc road framesetcutting edge alloy designed to be ridden fast and carry you far the frame is made from kinesium tubing and shaped using spf super plastic forming technique to fine tune the tubing for a balance of stiffness and strength at the lowest possible weight featuressuper plastic formed lightweight alloy frame tapered headtube with tuned disc fork and flat disc mount internal cable routing for mechanical and electronic gears and rear brakeclearance for up