Coleman Mini bikes!

[Weldangrind]

Originally Posted by BARLOW

anyone that can cut and weld can build a custom one ... then grab a tiller or something from craigslist with a side shaft (110 chinese 4 stroke with gears?) $200 - $300 maybe, and just the right size for you

I can tell you first hand that is not a suitable solution for someone with OCD. I built one once that turned into a career. It was a neat bike when I was done, but I probably took most of a year to build it.