Folding Bike Derailleur Kit Aluminum Alloy External Rear Derailleur Set Cycle Drivetrain Modification Kit Multi-Speed

Modification Kit: This folding bike derailleur kit is designed for upgrading and modifying folding cycle s, offering a significant performance increase over stock components.

Effortless Shifting: Experience precise and reliable gear changes with this complete drivetrain system, available in 5, 7, or 9-speed configurations to match your riding design and terrain.

Long-Lasting Construction: Made from high-strength aluminum alloy, this external rear derailleur set is built to withstand the rigors of everyday commuting and adventurous rides while remaining lightweight.

Wide Compatibility: Specifically engineered for portable cycle and similar folding bikes like 360-degree, this cycle component ensures a exact match for a effortless modification process.

Enhanced Performance: Transform your ride by installing this cycle gear gear selector set, which supports a highest 28T flywheel, allowing you to tackle steeper hills and achieve greater speeds with greater performance.