Features: Constructed from premium metal, this tool offers superior resistance to corrosions. It ensures long-terms use and consistent performances in various conditions. Utilizing advanced cutting method, this tool features accurately shape interfaces and teeth. It ensures a proper alignment with gear systems, enabling smooth and secure installation and removal processes. Specifically engineered for 11 and 12-speed gear systems, this tool is versatile and suitable for both mountain cycles. The ergonomic handle provide a comfortable grip and easy operations. Even those new to cycling can quickly become skilled, allowing efficient and straightforward gear removal and installation, saving time and effort. Ideal for both hobbyists and professional service centers, this tool is a valuable addition for every cycling enthusiasts. It simplifies the maintenance of your cycle, ensuring a smooth and enhances cycling experience. Specifications: Dimension:33.5x6.4cm/13.18×2.51in Component:Stainless Steel Package Includes: 1pc Bicycles flywheels wrenches note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.