Conquer the trail on the Mongoose Women's Spire 27.5-inch 21-Speed Mountain Bike. Designed to respond to conditions as they arise, this bike's lightweight aluminum frame and tapered headtube deliver an agile, manipulable ride. The Schwinn suspension fork has a wide travel range to eat the shock of uneven terrain, keeping you moving along smoothly, and the X 2.1 mountain tires are designed for reliable traction with lasting durability. Maneuver swiftly with the 2.5-inch rise mountain handlebars, and choose from 21 speeds to meet the demands of changing terrain. The mechanical disc brakes bring you to a crisp, gentle stop, and the padded seat keeps you riding in comfort.