Pipe diam 34x26x4 lg 530 like the model of the machine in this video : https://youtu.be/qtZv96ciFIU?t=142
Tube extruded NOT welded, perfectly smooth from the inside for injection or extrusion.
If you need the rest for connect the holder and to the frame, it's here:
The shipping is include for France, for Europe is 9.9 € more, for international, contact me. No more shipping fee for the second item.
You can do the test of price for shipping here :
If you have any question, no worry!