S24102 24 Inch Mountain Bike Boys Girls, Steel Frame, Shimano 21 Speed Mountain Bicycle with Daul W709P294013[Impressively Sophisticated Frame] The boys girls mountain bikes offer up to date geometry and great parts for less than a grand. With a high strength fork, dropper post, and head angle, the Elecony is stable and capable, this bike is ready to get rowdy. With a high strength fork, dropper post, and head angle, the Elecony is stable and capable, this bike is ready to get rowdy. [21 Speed Shimano Drivetrain] Shimano handle allows teens to switch gears