Efficient Control Lever Adjustment: Quickly adjust road bike control levers to ensure symmetrical and consistent height, enhancing operation ease. Watch step-by-step videos for effortless usage. Durable Stainless Steel Construction: Lightweight and robust stainless steel body ensures longevity and reliability. Stainless steel screws offer hardness and wear resistance for lasting performance. Noise Elimination Solution: Effectively reduce abnormal rear transmission noise with simple corrective steps using this tool, enhancing the overall riding experience. Versatile Road Bike Compatibility: Tailored for all road bikes, this tool allows precise adjustment of dual levers, making it an essential accessory for bike repair shops and individuals. Unique Design for Efficiency: Designed to fill a market gap, this tool offers a simple and efficient solution for adjusting bicycle control levers, providing a seamless user experience. Description: Introducing the bicycle tail hook tool, a must-have for every road bike enthusiast. This innovative tool allows you to quickly adjust the left and right control levers, ensuring perfect symmetry and height alignment with ease. Say goodbye to the hassle of manual adjustments! Designed to fill a gap in the market, this tool offers a simple and efficient solution for adjusting your bike's dual levers. Our step-by-step videos and images make it incredibly user-friendly, even for beginners. The stainless steel construction ensures lightweight durability, while the high-quality screws provide excellent hardness and wear resistance. Experience a quieter and smoother ride by using this tool to eliminate rear transmission noise. With just a few simple adjustments, you can significantly reduce driveline noise and enhance your biking experience. Suitable for all road bikes, this tool is a practical addition to any bike repair shop or individual cyclist's toolkit. Item Name: Tail Hook Tool Material: Stainless Steel, Carbon Steel, Plastic Function: Used to Correct Bicycle Frame Tail Hooks to Solve Many Pull-back Shifting Problems Features: Heavy Duty, Bike Accessories, Portable Size Details: L: 41cm/16.14", W: 16.5cm/6.5", H: 11cm/4.33" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Tail Hook Tool