Shimano GRX ST-RX400 Hydraulic Disc Brakes
Higher brake lever axis and curved brake lever,improves grip and confidence on choppy surfaces and descents
Raised hood head prevents hand misalignment and slippage
Recessed finger notch prevents upward slipping
Anti-slip texture and brake lever coating gives higher braking efficiency and reduces fatigue on long rides
Kits contain bled ST-RX400 STI, BR-RX400 flat mount brake calliper with pads and hoses (without rotor)