Shimano GRX ST-RX600 11-Speed Right Drop-Bar Shifter/Hydraulic Brake Lever with BR-RX400 Flat Mount Caliper, Pre-Bled 1700mm Hose. The Shimano GRX ST-RX600/BR-RX400 hydraulic brake/shift lever and disc caliper features gravel inspired lever and bracket ergonomics.
Designed for 90 degree upright and relaxed riding posture RoyalGel reduces pressure peaks by 40% compared to standard padding materials Cool Cover reflects sunlight stay 25°C cooler than standard black saddles Completely sealed and water resistant