Egon
Epic Contributor
A different approach to traction.
Another way.
[video]https://www.google.ca/search?q=steel+wheel+tractors&client=safari&hl=en-ca&prmd=ivn&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiv4fDE467KAhWEGD4KHYjoAYIQ_AUIBygB#imgr c=W52sw2IgMTilRM%3A[/video]
Or is this a lost invention revived.
[video]https://www.google.ca/search?q=steel+tractor+wheels&client=safari&hl=en-ca&prmd=ivn&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiWgKDq5K7KAhUDNz4KHaEdAmUQ_AUIBygB#imgr c=TLHT3r5y2KH4vM%3A[/video]