Ari, looks better with the narrower tracks, the bigger machine, the narrower tracks it looks like.
This pic from a Swedish forum
What size is the L-connector on right side, M5?
Like your small connections (brazed) to cylinders, wish I had thought a little more about how to make those earlier. What´s the size of cylinders (good to know if I will build another hydaulic model, easier to find brass tubings).
Dan