29" Mongoose Ledge 3.1 Men"s Mountain Bike: * Frame: aluminum suspension frame * Fork: suspension fork smoothes out bumps * Gearing (# of speeds): 21 speeds * Derailleur: Shimano rear derailleur for all types of riding * Shifter: SRAM twist shifters change gears easily * Brakes: front disc brakes provide all-condition braking * Wheels/tires: 29" wheels * Rims: alloy rims for lightweight durability * Handlebars: steel handlebars * Seat: padded seat * Pedals: alloy platform pedals add durability * Assembly required * Dimensions: 68"L x 23"W x 41"H