On a recent trip to Australia, I saw these (see links below) semi-automatic rooftop boat loaders. Does anyone know why these are not in the US? Is there a highway transportation regulation? If they are here, where can I find one? Thanks
http://www.customboatloaders.com.au/index.php
http://www.roofrackcity.com.au/site/boatLoader.asp#
http://www.customboatloaders.com.au/index.php
http://www.roofrackcity.com.au/site/boatLoader.asp#