15T Ceramic Rear Derailleur

【Ceramic Bearing】This 15T ceramic ball bearing provides smooth and quiet pedaling, reducing friction for better speed control and extended lifespan.
【Premium Aluminum Alloy】This lightweight and wear-resistant aluminum alloy, combined with ceramic, is ideal for mountain biking or intense road cycling.
【Universal Compatibility】This derailleur fits most mountain bikes, road bikes, and folding bikes (6-12 speeds), enhancing your effortless riding experience.
【Easy Installation】Includes 2 mounting accessories for quick, tool-free installation, saving you time and hassle.
【Optimized Design】The aerodynamic aluminum alloy pulley reduces chain noise and improves shifting accuracy.