The Manitou Pontoons 18 Oasis Twin Tube was produced as a 2011 model — a aluminum pontoon design with outboard propulsion.
Documented specifications include 18.92 ft in overall length, a dry weight of 156 lbs, a maximum engine rating of 75 hp, capacity for 8 people and a 34-gallon fuel tank. Click any year card below to view the full spec sheet.