I have no idea where to post this, but it sure got me thinking and scratching my head.IMG_0389 (Custom).JPG
I saw this conversion at the bike market in Guangzhou and though the mechanically minded would like a look.
The main sub frame is linked to the frame with the two long bars, when you turn the bars the forks turn a linkage at the bottom which move the track rods and turn the stub axles!!
The girl in the shop said the owner had designed and made it..
pretty cool little quad.