Features: Make from aluminum alloy, it have high strength and durability, allowing it to bear the pressures and impacts of daily cycling.<br> With its direct mounted designs, the road bike front derailleur hanger can effortlessly installed without the need for adjustments.<br> By stabilizing the chain in the gear shifting system, the road bike carbon frame dropout hook minimizes unwanted chain movement and the chances of it coming loose.<br> The intelligently engineered designs of the bike front derailleur hanger effectively reduces the risk of chain drop during Cycling.<br> By providing a secure and stable holding mechanism for the chain, it ensures a safe and more consistent cycling experience.<br> Specifications: Materials: Aluminum alloy<br> Styles: CG21 Black/CG21 Redness/CG22 Black/CG22 Redness<br> Size: as shown in the picture<br> Package Includes: 1pc Bicycles Front Derailleur Hanger<br> note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.