Shimano L05A-RF Resin Disc Brake Pad Shimano L05A-RF Resin disc brake pads are replacement bike parts brake pads that will fit on Dura-Ace, Ultegra and 105 series disc brake calipers. These brake pads are made up of a resin compound which has less noice than metal compound and features a radiator cooling fin which increases the life of the pad and helps reduce brake fade. Resin pads Focus on controllable performance Less noise compared to metal pads Suitable for wet or dry conditions Compatibility (Shimano): BR-M8110, BR-M7110, BR-R9270, BR-R8170, BR-R9170, BR-R8070, BR-R7070, BR-4770, BR-RS805, BR-RS505, BR-RS405, BR-RS305, BR-U5000, BR-RX810, BR-RX400