Features: Made from aluminum alloy, it has high strength and durability, allowing it to withstand the pressures and impacts of daily cycling. With its direct mount design, the road bike front derailleur hanger can be easily installed without the need for adjustments. By stabilizing the chain in the gear shifting system, the road bike dropout hook minimizes unwanted chain movement and the risk of it coming loose. The engineered design of the bike front derailleur hanger effectively reduces the risk of chain drop during cycling. By providing a secure and stable holding mechanism for the chain, it ensures a safe and consistent cycling experience. Specifications: Material: Aluminum alloy Styles: CG21 Black / CG21 Red / CG22 Black / CG22 Red Size: As shown in the picture Package Includes: 1 pc Bicycle Front Derailleur Hanger Note: Please allow 1–2 cm errors due to manual measurement; ensure you are comfortable with this before ordering. Due to differences between monitor displays, the picture may not reflect the actual color.