Shimano J04C Metal Disc brake pads & spring, with fin. These are genuine Shimano replacement pads. These pads use the Shimano Ice-Tec heat radiation cooling fins & a sintered braking compound to keep your brake temperatures stable even on the longest & most demanding down hills. The J04c pads fit a wide range of Shimano road & mountain bike hydraulic brakes. It is known to fit the following Shimano brake systems. Shimano BR-M9000 XTR Race Hydraulic Disc brakes Shimaon BR-M9020 XTR Trail Hydraulic Disc brakes Shimano BR-M8000 Deore XT Hydraulic Disc brakes Shimano BR-M985 XTR Hydraulic Disc Brakes Shimano BR-M785 XT Hydraulic Disc Brakes Shimano BR-S700 SLX Hydraulic Disc Brakes Shimano BR-R785 Di 2 Hydraulic Road Disc Brakes Shimano BR-RS785 Hydraulic Road Disc brakes Features Pair of genuine Shimano replacement pads Alloy & Steel back plate using Ice-Technologies heat radiation cooling fins with metal sintered braking compound Fit a wide range of Shimano Road & Mountain bike hydraulic brakes.