ive seen them before,they were on top gear doc.
they have been around for 10 years,obviousley these ones are newer models,they were price was close to $100,000.00 then.
There probably cheaper now.

 Mmmmmmmmm We'll be seeing them in the Uselesses

 They were proto type then,and at the beginning stage.

it aint a bike

Do they come in a convertable

That is good, finally a trike that will not want to flip over in corners.