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Shimano GRX ST-RX400-L / BR-RX400-F 2 Shifter
Anti-slip brake lever for increased control
Raised brake lever pivot point
Adjustable lever reach
Improved wear resistance
Forged aluminum BR-RX400 calipers
Compatible with GRX RD-RX400 and Tiagra 4700 derailleurs
Includes L03A resin pads
Pre-assembled with SM-BH90-JK-SSR high power hose
