The CYBREI carbon fiber crank took 3 years from concept to implementation. During this period, it passed testing from UCI teams and World Tour racers and had good feedback. Our goal is to reduce the weight of the bike as much as possible without sacrificing stiffness. Compared with other cranks on the market, our carbon fiber crank surpasses them interms of intensity and lightweight. CYBREI provides crank leg lengths from 157.5 to 175mm,in order to giving riders more choice