High quality steelscrew M10x40mm for expanding the
EuroTrax axle connector. Wrench size 5 mm. Made in Germany.
Where can I find this in my trolley? Here:
http://www.cadkat.com/Achsverbinder_50_mm_-_innerliegender_Aluminiumverbinder_zum_fluchtenden_Fuegen_zweier_Achshaelften_English.html