http://www.6x6world.com/gallery/data...ack_System.jpg http://www.6x6world.com/gallery/data...s/In_Water.jpg http://www.6x6world.com/gallery/data...h_in_Water.jpg
Here is a 6x6 aatv that has a hydraulic powered water propulsion system using dual bronze props. It can be augmented with tracks. If I was spending big money, I would consider this one. Hard to get past the diamond plate aluminum look though. Watch all the videos.
Hydratrek - main page