Shimano J05A-RF Disc Brake Pads Provides 50% more wear resistance than previous model (J03A) Compatible with Shimano Models: BR-M9000, BR-M9020, BR-M987, BR-M985, BR-M8100, BR-M8000, BR-M785, BR-M7100, BR-M7000, BR-M675, BR-M666, BR-M6100, BR-M6000, BR-M615, BR-S700, BR-RS785, BR-R785 Alloy radiator cooling fins increase pad life and reduce brake fade Consistently smooth and quiet braking power Designed for dry and wet conditions Heat Sink: Yes keyword search: jo3a Pad Shape Number: 53 Backing Plate Material: Aluminum Compound: Resin