The rudder is the oldest but also the most common navigation system. The comprehension of its geometry and its influence on steering of a vessel, is part of the science of naval architecture. Safety, as well as the quality of navigation, is determined, to a considerable extent, by maneuverability. “HELLENIC PROPELLERS LTD” specializes in study and design, as well as the manufacture of rudders, emphasizing in the maneuverability of your vessel and the comfort of cruizing.