Had an extra set of axles and I welded them up and machined them down.
http://i24.photobucket.com/albums/c3...psc6003d30.jpg
http://i24.photobucket.com/albums/c3...pse803c0be.jpg
http://i24.photobucket.com/albums/c3...ps9264dc41.jpg
http://i24.photobucket.com/albums/c3...psb3e1b06b.jpg
Front hubs ground down.
http://i24.photobucket.com/albums/c3...ps6df35ada.jpg
Front wheels are 15x4 Summit Warriors
Back wheels are 15x10 Summit Prostars
http://i24.photobucket.com/albums/c3...ps47e51820.jpg
http://i24.photobucket.com/albums/c3...ps5053f26e.jpg
http://i24.photobucket.com/albums/c3...ps1e69f56a.jpg
Mounted up to hubs and axles
http://i24.photobucket.com/albums/c3...ps824b7700.jpg