Renewed one wheel trailer

             Used materials:

             Aluminium frame  22x2 mm  30x4 mm 

             25x1,5 mm   18x2 mm inside pipe

             Steel bend 22x1,5 mm

             Steel 18x1,2 mm  inside pipe  red line at the


             Standard rond 12 mm

Bend of steel pipe with an aluminium piece of pipeinside

betweenthe red lines

Afterwards, welding the hinge is not such a good

idea because of the warping of the aluminum, it is better to make the hinge from nylon as shown below