But if you live in the USA there 's a good chance you have n't heard of it -- because you ca n't buy one .
The Danbury Doubleback has been around for a couple years and seems like a wonderfully spacious , fuel efficient recreational vehicle .
If you live in the USA there 's a good chance you have n't heard of it -- because you ca n't buy one .
The Danbury Doubleback has been around for a couple years and seems like a wonderfully spacious , fuel efficient recreational vehicle .