Cadillac Escalade Freestyle Bike (20-Inch Wheels) Rugged 20-inch freestyle bike designed for riders 10 and older with reinforced Chromoly steel frame and fork 48-spoke alloy wheel set and high-pressure 2.35-inch tires for smooth riding Tektro alloy U-brake and lever and SST Oryg cable detangler for reliable braking Chromoly crank set with 3-piec tubular configuration for added torque and strength Razor Jumper saddle; lifetime frame warranty and one-year parts warranty