Made from super lightweight 3D carbon fiber and duraluminum to withstand the rigors of hard racing. The Horizontal is a dinghy race pro gooseneck wind vane for Laser, Finn, Banshee, Sunfish, Optimist, El Toro and Sabot. Features precise balance and is effective and efficient in 0.8 knot up to 40 knots wind conditions. Adjustable mast clam mount. Size 12" x 7.8", .8 oz.