Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake Brake/Shift Lever - Right 10-Speed Flat Mount Finned Resin Pads BLK Manufacturer Number-C0 MR 1526 VV Smoother ride in rocky terrain

Smoother ride in rocky terrain

ZR1 hubset

5" internal/external 29/35mm hole 32h ERD 564mm color carbon/silver weight 420g

Low uniform tread profile offers minimal rolling resistance while edge knobs that are larger and hooked to give you maximum traction in the corners

2" Rate (Lbs) 525/650 Length 55Mm Spring Rate 525/650

Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake Brake/Shift Lever - Right 10-Speed Flat Mount Finned Resin Pads BLK Manufacturer Number-C0 MR 1526 VV Smoother ride in rocky terrainGRX ST RX400 Brake Shift Lever & Disc BrakeGravel inspired Dual Control shift brake lever and bracket ergonomics Anti slip brake lever Same light shifting operation as top tier systems Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences Compatible only with FD 4700 and FD RX400 front derailleurs and RD RX400 and RD 4700 rear derailleurs Rotor Included No Color Black Brake Caliper Mount Flat Mount