The GRX BR-RX410 disc brake caliper brings a new level of control to gravel cycling with enhanced modulation and a quicker initial braking point. And despite its compact construction, the system is quieter and easier to maintain.Includes bolts for 25mm mount thicknessGRX BR-RX410 flat mount 2-piston brake caliper has 10% wider pad clearance to decrease brake noiseOne Way bleeding makes cleaning and bleeding the system easyIncludes L05A-RF pads with finned backplate and resin compound for enhanced heat dissipationOne Way bleeding makes cleaning and bleeding the system easyItem SpecificationsBrake Caliper TypeFlat MountBrake PositionRearColorBlackDefined ColorBlackHydraulic Fluid TypeMineral OilPad CompoundResinRotor IncludedNo Shimano GRX BR-RX410 Disc Brake Caliper Disc Brake Calipers UPC: 192790313078