Both the 20/20s are over a year old and have been in constant use from the start ( the 2014 zombie fest ) the concept has been good and the trikes have been away with us on several caravanning trips...
Sheldon Brown's site goes into this in detail, you ought to give it a read I am pretty sure those are sold as 28" these days. Still, read Sheldon.
I found it...depends how you ask.
This EBAY offering, is an older model, as you may have figured.
I can't seem to find a Hobart Handler 140 on EBAY.? Maybe it's just my location?
It may be worth the $350.00, (if there are 'extra's).
Here is a nice RED one for you.