Lighter, stiffer, more precise, and easier to maintain—the 180 hub’s strengths are further enhanced by the new RATCHET EXP technology. The ultra-reliable freehub system withstands even the highest pedaling loads, enabling direct power transfer. The smooth-running SINC ceramic bearings offer the decisive advantage of extremely low rolling resistance. The DT Swiss 180 hub—the ultimate in lightness, stiffness, and durability.