The Shimano Tiagra ST-4700-R is a right-hand shifter designed for road bikes running 10-speed drivetrains, specifically compatible with the Shimano Tiagra 4700 series and Shimano GRX 400 rear derailleurs. It features a dual control lever with a Reach Adjust function, allowing riders of various hand sizes to comfortably operate the shifter. Constructed from aluminum, this ergonomic drop bar style shifter offers reliable gear changes and an optical gear display to quickly inform the rider of the current gear position. Sold as a single shifter unit, it is ideal for replacing or upgrading the right shifter on compatible bikes. Its design focuses on ease of use and comfort during longer rides, making it suitable for both amateur and enthusiast road cyclists who require dependable shifting performance in a 10-speed setup.