Experience precise and reliable shifting performance with the SRAM GX Eagle Transmission rear derailleur, optimized for 12-speed drivetrain systems. This high-quality rear derailleur is specifically designed for mountain bikes and offers excellent chain guidance and stability through its long cage. Finished in classic black, this component blends seamlessly into the appearance of your bicycle and stands for the recognized quality of the SRAM brand. With only one part required for assembly, the set is complete and ready to take your bike to the next level.