Conversion arrangement for sail board with seat

A multi-functional accessory arrangement for converting a sail board into a paddling craft, rowing craft or conventional sailing craft comprising:

• a) hull means comprising a sail board having a deck a forward bow end, an aft stern end, a longitudinal axis extending between said bow end and stern end, and a centerboard well;
• b) a detachable, multi-functional seat with moveable back including an associated back support, adapted to be adjustable between a forward facing sailing position, an aft facing rowing position and a forward facing paddling position;
• c) a chassis extending along said longitudinal axis attached to the deck for engaging said multi-functional seat permitting selective positioning of said seat on said longitudinal axis of the sail board;
• d) watercraft conversion assembly means for propelling the sail board comprising a sailing subassembly, a rowing subassembly and a paddling subassembly;
• e) steering means for manually steering the sail board when in motion;
• f) pedestal means for controlling the movement of the sail board including a centerboard, a tiller means for controlling the rudder and rigging means for controlling the sail comprising halyard means and sheet means;
• g) rowing fixture means including locks attached to the chassis;
• h) step means positioned forward of the centerboard well for stepping a mast;
• and
• i) rudder post means positioned aft of the chassis for mounting a steering means wherein stability is provided by utilizing the larger size conventional sail board assembly hulls as a hull to which can be attached to the multi-functional seat arranged in combination with one of said water craft conversion means for converting the sail board selectively into either a conventional sailing craft that is designed to be operated from a forward-facing seated position, a row boat that is arranged to be operated from an aft-facing seated position with oars or a paddling craft wherein the user is oriented in a forward-facing seated position.