Directional design performance brake rotors designed to enhance braking performance while handling the heavy weight associated with V-Twin motorcycles Laser cut and ground to a perfectly flat finish Directional designed brake rotor engineered for optimum friction & heat dispersion Made from premium 420 stainless steel with a high carbon content Spoke mount design mounts to FLT / Touring front wheelsDesigned for use as floating front rotors on FLT factory style wheels (spoke mount).