Shimano L05A-RF resin brake pads with heat sink. Characteristics: Lining: resin (5th generation) Less noise and better modulation New resin friction material 50% more wear resistant than L03A 110% more wear resistant than L02A With a radiator Long service life and reduced wear thanks to cooling technology Cover shape: narrow, L Piston: for 2-piston brake calipers Plate: aluminum alloy Compatibility: 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