Amazon.co.jp: SM RT53 RT54 160mm 180mm Center Lock Disc Brake Rotor MTB Mountain Bike Hydraulic Disc Brake Pad Quiet and Long Life (Color: RT53 160mm) : Automotive
SHIMANO CENTER LOCK Disc Brake Rotor 220/203/180/160/140 mm | SHIMANO BIKE-US
Shimano SM-RT53 disc brake 160 mm center lock used