Shimano GRX ST-RX810-R 11 Speed Right Shift/Brake Lever Orange Seal please see 10-Speed Hyperglide non-directional

please see 10-Speed Hyperglide non-directional chains

and there are also 4 manual speed settings should you want to set your own ideal airflow

Battery life: 6 hours solid

Easy installation means you can put them on only when ride conditions call for it

NOTE: Base rack not included

Shimano GRX ST-RX810-R 11 Speed Right Shift/Brake Lever Orange Seal please see 10-Speed Hyperglide non-directionalSHIMANO GRX Hydraulic Disc Brake DUAL CONTROL LEVER 11 speed The SHIMANO GRX DUAL CONTROL LEVER delivers light and responsive shifting for mixed terrain riding. The ergonomic shifter design improves comfort and the textured, anti slip brake lever increases control on bumpy terrain. Greater mixed terrain control Gravel inspired lever and bracket ergonomics Anti slip brake lever Same light shifting operation as top tier road systems