Features: 100% brand new and high quality Heat treatment, quenching and hardening, strong tensile force. 3-layer electroplating, anti-rust, high abrasion resistance. The chain speed change is flexible and fast, the force is even, there is no disconnection, no noise, and the operation is smooth. Exquisite independent box, protects the product from being squeezed. The waist guide angle design, the tooth tip and the chain piece quickly occlude, alleviating concerns about the chain falling off during severe impacts, significantly enhancing stability and safety. The robust chain shaft fit improves wear resistance and can withstand strong pedaling. The chain piece has tensile and torsional strength, making sand easier to remove and reducing wear. Package Includes: 1x Bike Chain Set Specifications: Material: Steel Color: Silver Type: 10 Speed/11 Speed/678 Speed/9 Speed Number of Links: 116 Links Shaft Length: About 7.1mm note: 1. Please allow 1-2cm errors due to manual measurement, ensure that you do not mind before placing an order. 2. Due to variations between different monitors, the picture may not reflect the actual color of the item.