The Shimano 105 CS-R7000 11 Speed Road Bike Cassette is a high-quality cycling component designed for road bikes. Made of durable steel, this cassette features a 11-30T range, ideal for both road and gravel riding. With a Shimano Road freehub/driver type, this cassette is lightweight at 610g and crafted in Japan by the renowned brand Shimano. Perfect for cyclists looking for a reliable and efficient gear system for their bikes.