Shimano GRX RT-CL800 S Disc Brake Rotor Lockring - 160mm CenterLock Si – Spirited Cyclist
Shimano Ultegra RT-MT800 Disc Rotor Centerlock, 160mm - SoCal Bike - Oceanside, Carlsbad and north San Diego county's favorite bike shop, Bicycle and ebike rentals, sales, and service