20" Mongoose Mode 540 Boys" Freestyle Bike, Gray: * Frame: cromoly freestyle frame * Gearing (# of speeds): 25x9 micro drivetrain * Cranks: 3-piece tubular cranks * Brakes: rear U-brake with front brake deleted * Wheels/tires: 20" wheels * Rims: double wall alloy rims * Axle: 3/8" axle and internal headset for added strength and longevity * Handlebars: steel handlebars * Seat: ultra-light unified saddle/post combo * Pedals: standard pedals * Assembly required * Dimensions: 56.5"L x 28.5"W x 36.5"H