This is what the wheels I printed were for. I'm trying to recreate a GWR 1400 tank in a 6 wide scale. The wheels work well enough but are nowhere close to
Lego technic: building a steam locomotive base with 10 wheels - YouTube
BrickTracks Train Wheels - 100pc Pack
LEGO Train Parts Steam Locomotive Set Of 6 Black Spoked Wheels 85489
Train Wheel RC, Spoked with Technic Axle Hole and Counterweight, 37 mm D. (Flanged Driver) : Part 85489b | BrickLink