Disc brake set rear Shimano GRX ST/BR-RX810

BR-RX810-R CaliperExcellent heat dissipationFlat mount and anti-mud specificationConvenient tool accessSimple wheel replacementEasy and clean bleeding systemNever hesitate to tackle rough surfacesSimple set up and maintenanceONE WAY BLEEDING was developed for quick and easy prevention of air in our hydraulic system. We have streamlined the oil route throughout the system to prevent air bubbles from being captured in the system. One way oil routing plus a funnel tool with mineral oil provides an easy and clean bleeding system.SHIMANO GRX - Hydraulic Disc Brake - DUAL CONTROL LEVER - 11-speed. The SHIMANO GRX DUAL CONTROL LEVER delivers light and responsive shifting for mixed-terrain riding. The ergonomic shifter design improves comfort and the textured, anti-slip brake lever increases control on bumpy terrain. Weight: 286 gSHIMANO Mineral OilFree stroke adjust Servo wave mechanism Recommended brake hose (Kit): SM-BH90-JK-SSRFunnel bleeding Hose joint: StraightTooled reach adjustClamp band: SteelClamp band inner diameter:: 23.8 - 24.2 mmShifter type: DUAL CONTROL LEVERShift lever Release: Resin and SteelMax. multiple shifts(Main lever/ rear) 2 Polymer-coate SL cableSL outer casing (Lever side): OT-SP41SL outer casing (Rear derailleur side): OT-RS900