Shimano Deore XT 180mm SM-RT81 Center Lock Brake Disc Rotor ROTOR FOR DISC-BRAKE, SM-RT81, DEORE XT M 180MM W/LOCK RING, IND.PACK SHIMANO DEORE XT M8000 Series SHIMANO DEORE XT – CENTER LOCK – Disc Brake Rotor – ICE TECHNOLOGIES –…