Efficient and maintains cruising course with no hands in any weather and wind conditions. Retains full cockpit space with no loss of seating. Provides smooth adjustable tension from fully locked to fully loose. Gives improved control and feel to the tiller handle. Adaptable to both in and outboard rudder tillers. Does not interfere with automatic steering systems. Ends need for lashing tiller when boat is moored, in slip or on trailer.