This SRAM Eagle XO rear derailleur is a top-of-the-line 12 speed derailleur that is brand new and ready for use. The black color and long cage design make it a stylish and functional addition to any bike, and it is easy to install with its hanger mounting type. Made in Taiwan, this derailleur is a reliable choice for cycling enthusiasts. With its advanced technology and durable construction, it is sure to provide a smooth and efficient ride. Take your cycling to the next level with this high-quality SRAM Eagle XO 12 Speed Derailleur.  Not in original packaging.