Shimano Ultegra ST-R8020 + BR-R8070 Hydraulic Disc Brake - Flat Mount - 11-speed - Set RW
Bike brake pads ceramic E-bike will fit Shimano L03A L05A Ultegra RS805 RS505 R9170. The Bicycle Replacement Part high Braking Power and Quiet Stops. - Hardheaded Ram - Bicycle brakes & Accessories
Shimano L05A Disc Brake Pads A Replacement For L03A? - YouTube