Consisting of:
 2x XXL size Boxpok railway wheel without flange
 trained spokes
 Circumferential groove for attaching a traction tire
 with bearing seat and small flywheel mass
 
 Not suitable for children under 3 years due to small parts! Danger of suffocation, please do not leave your child unattended while playing, as components or parts of it can be swallowed or inhaled!