RT99-S Center Lock Disc Rotor 160mm
SHIMANO RT99-S 160MM CENTER LOCK DISC ROTOR
Shimano ICE Technologies takes the innovative 3-layer clad rotor to the next level by adding radiator fins. The new SM-RT99 rotor is the most effective heat management rotor ever produced by Shimano.
Clad rotor blade, Stainless steel/Aluminum/ Stainless steel 3-layer clad rotor with radiator fin structure achieves heat management more efficiently 40 degree C reduction in heat vs.SMRT98