Shimano GRX ST-RX600 Shifter/Brake SetThe Shimano GRX ST-RX600 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. The GRX shifters features Shimano's Dual Lever Control, the Shimano Index System, and lever reach adjustment.FeaturesGravel inspired lever and bracket ergonomicsAnti-slip brake leverDual Control LeverTooled reach adjustGreater mixed-terrain controlSame light shifting operation as top tier systemsRecommended brake caliper:BR-RX810Weight: 307 gramsSold individually, Left or Right side | Shimano GRX ST-RX600 Shifter/Brake Set Front, Resin Pads W/Fin