Shimano Ultegra ST-R8020BR-8070 Disc Brake and Lever - Rear, Hydraulic, Flat Mount, Resin Pads, Black

Ultegra ST-R8020 Disc Brake & Lever SetThe double hydraulic
brake/mechanical shift lever is equipped with a reach adjust
mechanism, meaning the distance from the handlebar grip to the
lever can be adjusted to suit any hand sizeLever features
Servowave action technology which increases the lever output so
that little lever movement is needed to bring the pads into
contact with the rotorThe Ultegra BR-R8070 flat mount caliper is
designed with one way bleeding technology which prevents air from
entering the system and is easy and clean to maintainCaliper also
features Shimano's Ice Technology to reduce heat buildup for
constant stable brakingItem SpecificationsPad
CompoundResinDefined ColorBlackBrake Lever UseRightBrake Lever
ActuationHydraulicColorBlackBrake Caliper MountFlat MountRotor
IncludedNoBrake Caliper TypeFlat Mountkeyword
searchIR9120DRRDSA17AHydraulic Fluid TypeMineral OilRear
Der/Shifter CompatibilityShimano RoadDrivetrain Speeds11Front
Der/Shifter CompatibilityShimano RoadAdjustable Contact
PointNoAdjustable ReachYes