High-Quality Material: Crafted from steel, this bicycle cassette ensures a long-lasting and reliable performance on both mountain and road bikes. Compatibility: Designed to fit seamlessly with for hub systems, this versatile cassette is suitable for a wide range of bicycles. Smooth Shifting Experience: Engineered for smooth and precise gear shifts, enhancing your cycling experience whether you're climbing hills or racing on flat surfaces. Easy Installation: This cassette is designed for quick and easy installation, making it a great choice for DIY enthusiasts and professional mechanics alike. Color:As Shown Material:steel Package Contents: 1 * 8-Speed Bicycle Cassette Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.