Welcome to our store！</br> 1、ALUMINUM ALLOY MATERIAL: The bicycle cassette is made of aluminum alloy, which is not easy to corrode and is durable. It is not easy to rust and can be used for a long time, providing stable and reliable performance for the bike. 2、SMOOTH ROTATION, NO NOISE: The bicycle cassette is accurately machined to ensure smooth rotation and no noise generation when riding. This provides a more comfortable and quieter riding experience. 3、HIGH ACCURACY INTERNAL THREAD: The bicycle cassette has a high accuracy internal thread design to ensure a tight connection between the cassette and the bicycle hub. This increases transmission efficiency and improves riding stability and safety. 4、SKELETON DESIGN: Bicycle cassette with skeleton design can effectively reduce the weight and riding burden. Skeleton design can reduce the weight of the cassette while maintaining sufficient strength, providing a lighter feeling for riding. 5、EASY TO INSTALL AND USE: The design of the bike cassette makes it easy to install and use. It can be quickly installed on the bike and is easy to adjust and operate. <p class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> <p class="wang-edit-text"> Item Item Type: Bicycle Cassette&nbsp; Material: Aluminum Weight: Approx. 715g / 25.2oz <p class="wang-edit-text"><style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x Cassette3 x&nbsp;Ring Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>