LOL Max.
Bet stop signs are a bummer on that thing.
With the bike in the OP, it would take an advanced mathmatics degree to calculate the rotation and end gear ratio with a friction drive......
This bike is an actual listing on the OKC Craigslist.....
http://oklahomacity.craigslist.org/bik/4124315571.html
......
I clicked your link and got some Russian porn site...wanted my credit card #
Rosannadanna...gotta love her.