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