Features: Keep your bike chain in perfect condition with this bicycles chain tightener. Made of high carbon steel, this bicycles chain tightener is durable and long lasting, ensuring a smooth and reliable ride every time. Designed for cycling enthusiasts of all levels, this bicycles chain tightener is a must have tool for anyone who wants to keep their bike running smoothly and efficient. Whether you're hitting the trails or commuting to work, this bicycles chain tightener will help you maintain perfect performances and prevent chain slippage, ensuring a safe and enjoyable ride. Say goodbye to frustrating chain issue and enjoy a biking experience with this reliable and easy to use bicycles chain tightener. Specifications: Material: High Carbon Steel Size: As Shown in the Picture Package Includes: 10pcs Bike Chain Tensioner note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.