24" Roadmaster Granite Peak Boys" Mountain Bike: * Frame: steel mountain frame geometry for easy riding * Fork: suspension fork smoothes bumps and increases control * Gearing (# of speeds): 18 speeds * Derailleur: Shimano rear derailleur * Shifter: SRAM drive twist shifters change gears smoothly * Crank: 3-piece mountain crank offers wide gear range * Brakes: linear pull brakes * Wheels/tires: 24" wheels * Rims: alloy rims provide control and durability * Handlebars: steel handlebars * Seat: padded seat * Pedals: standard pedals * Assembly required * Dimensions: 62"L x 23"W x 27"H