50cc dirt bike for kids 49CC engine special paiting frame, strenthen frame up-side down Front fork bigger wheel 50cc dirt bike for kids BY-DB-049F1)Engine: 49CC,single-cylinder,air-cooled,2-stroke2)Oil type: petrol 25:1 engine oil mixing3)Fuel tank capacity: 0.8L4)Starting system: pull start5)Tire (front/rear): 2.5-10/2.5-10 6)Brake system: disc brake7)Front suspension:aluminum up-side down fork8 ...