Shimano GRX ST-RX815 Di2 Hydraulic Left Shifter 2×11 Speed

-A raised hood head prevents hand misalignment and slippage, while a recessed finger notch prevents upward slipping-Anti-slip texture and brake lever coating-Higher brake lever axis and curved lever allow for higher braking efficiency to reduce fatigue on long rides-Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences-BR-RX810 flat mount disc brake caliper offers greater multi-surface brake control-Caliper features Shimano ICE technology for excellent heat dissipation