Shimano GRX ST-RX610 Lever w/ BR-RX400 Brake 12-Speed Flat Mount Black

Shimano GRX Left/Front 1x12spd ST-RX610 Lever w/BR-RX400 Brake Flat Mnt Blk 208

Shimano GRX ST-RX810-LA - Left Lever Only

Shimano GRX ST-RX610-L Shift/Brake Lever - Left side (front), 2-Speed, Black

SHIMANO GRX Hydraulic Disc Brake DUAL CONTROL LEVER ST-RX610 2X12-speed

Shimano GRX Di2 ST-RX815 2x11s Hydraulic Disc Shifter/Brake Levers w/ BR-RX810

Shimano GRX ST-RX810-L 2X Shifter/Hydraulic Brake Set, New

Shimano GRX ST-RX810-LA Left Dropper/Brake lever & Hydraulic Disc Brake Caliper