Shimano GRX BL-RX600-L CX/Gravel Bike Hydraulic Disc Brake LH Rear 1700 SH565-S6

Rear LH (UK Spec) Hydro Gravel / CX Bike Disc Brake Lever, Hose & Caliper Set. BL-RX600-L Rear LH UK Spec Brake Lever (Not Shifter - For 1 x Drivetrains). BR-RX400-R Rear Flat-Mount Caliper with Resin Pads.