Upgrade your bike with this SRAM GX 11-speed rear derailleur in good, clean, used condition. Made with sturdy aluminum and steel material, it is designed to last and withstand the toughest rides. The black finish and sleek design add a touch of style to your bike. This set includes the rear derailleur and mounts using a hanger. Compatible with 11-speed bikes, this part type is essential for a smooth and efficient ride. Don't miss out on this opportunity to enhance your cycling experience with the trusted brand of SRAM.