A great value of assorted wheels and axel dowels. Pack contains:40mm card wheels x 40050mm card wheels x 10040mm beechwood wheels x 4050mm beechwood wheels x 2060mm beechwood wheels x 101m of 4mm i.d. tubing (end stops)1m of 5mm i.d. tubing (spacers)20 lengths of 4 x 300mm dowelPlease note: All wheels have 4mm centres.