The all-new Delta Wing steps up to the next level of three-wheel action Standing or sitting, these awesome 3-wheel machines produce a crazy ride style that's easy to learn Features a steel frame with high-tech polymer wings, 2 piece "Y" drop handlebar, front, hand-operated brake Front Wheel: large 16" (406 mm) pneumatic. Rear Wheels: low angle trailing casters with large 125 mm wheels for drifting and spinning