2PCS Front and Rear Derailleurs Combo

- High-Quality deraileurs that are built to last. - With nylon wear-resistant aluminum alloy guide wheel for silent, smooth, and non-wearing chain. - Smooth and effortless shifting that enables the rear derailleur to move in an optimum path for stress-free riding. - Easy installation and maintenance with direct mounting design for fast and convenient setup. - Can be adjusted slightly in multiple places to ensure accurate speed change performance. - Built-in frame hanger with fastener.