The SunRace 9-speed cassette is an excellent choice for cyclists looking for flexible circuits and reliable performance. With 9-speed gears and cassette ratios from 12 to 25 teeth, this cassette offers a wide range of options for different riding locations and styles. The cassette is made of durable steel and has a depth of 40 mm. Weighing in at 291 grams, it's a lightweight option for cyclists striving for speed and efficiency. The cassette is finished in a beautiful silver color, making it an elegant addition to any bike. Product specifications: - Gears: 9 speed - Cassette ratio: 12-25 teeth - Color: silver - Material: steel - Depth: 40 mm - Weight: 291 grams