20" Mongoose Fling 180 Girls" Freestyle Bike: * Cable detangler to spin handlebars 360 degrees * Frame: steel bicycle frame * Gearing (# of speeds): single speed 25x9 micro gearing * Stem: alloy 4 bolt front-load stem clamps bars tight * Brakes: alloy caliper brake and rear U-brake for sure stopping * Wheels/tires: 20" wheels * Handlebars: steel handlebars * Seat: padded seat * Pedals: standard pedals * Assembly required for the 20" Mongoose Fling 180 Girls Freestyle Bike * Dimensions: 51"L x 16.5"W x 35"H