A member (10) for controlling the direction of a vehicle, preferably in the form of a steering wheel for controlling the direction of a nautical vehicle, or boat, and includes a rotatable body (11), which can be manually operated by the skipper of the vehicle for controlling the direction of the vehicle and which is operatively connectable to unit defining, or determining, the direction of travel of the vehicle. The member includes a unit, or hub, (12) supporting the rotatable body, which include a component (14) fixed to the structure of the vehicle which rotatably support respective units (16) for supporting, or coupling, the rotatable body which can be operated manually, the unit fixed to the structure of the vehicle supporting corresponding unit (18) which can be used, in particular which can be operated and/or viewed, by the skipper, which remain fixed during the rotation of the rotatable body.