The L05A resin brake pad with cooling fins for , Ultegra, 105 and GRX 2-piston flat-mount disc brakes has a better wear resistance. with easily assessable force for a and silent process.Features: Pad Shape: NarrowBR TYPE: 2-PistonFlexible compound, Less noise, Focus on controllable performance, Designed for dry and wet conditionsCOMPATIBLE MODEL close: BR-R9170-F, BR-R9170-R, BR-R8070-F, BR-R8070-R, BR-R7070-F, BR-R7070-R, BR-4770-F, BR-4770-R, BR-RS805-F, BR-RS805-R, BR-RS505, BR-RS405-F, BR-RS405-R, BR-RS305, BR-U5000, BR-RX810-F, BR-RX810-R, BR-RX400-F, BR-RX400-RColor: BlackMaterial: Copper fiber+PPTA fiberPackage Contents:2 x heat sink padOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.