Shimano's Tiagra component group takes engineering notes from some of Shimano's high level groups, while maintaining its own unique identity in style and high level of performance at a much more attainable cost. The Shimano HG-500 is no different. Its durable construction and robust adjustability offers lock-in performance. Whether you're crushing the weekend club ride or grinding out a century, the CS-500's 10-speed drivetrain compatibility bestows a versatile gear range that supports a broad range of riding styles.