Shifter Shimano GRX ST-RX610 12-speed

A central concern of Gravel riders is a reliable braking system with sufficient power reserves. The Shimano GRX 12-speed ST-RX610 STI for hydraulic disc brake is characterized by excellent deceleration performance to maintain control on steep, demanding or even surprising descents. For your riding freedom: the Gravel GRX 2-speed STI Dual Control ST-RX610 for Disc Brake from Shimano. From the beginning, riders have counted on Shimano GRX for the smoothest shifting, most reliable braking, and ultimate gravel comfort with thoughtful ergonomic designs and gravel-centric gearing. Now, with the updated 12-speed mechanical GRX lineup, you get more. More options, more gears, more opportunities to get out and ride exactly the way you want to ride. No matter which Shimano GRX option you choose, you’ll have the right gear—and gearing—for your next off-road adventure.