Trailer jack provides quality and durability at an affordable price. Zinc plated steel construction for corrosion resistance. Fits trailer tongues up to 3″ x 5″. 14″ Travel distance. Extends from 12.99″ to 27.01″. Lift 27.01. The Mighty Big Wheel (8″ x 4″) provides easy maneuverability on most types of terrain. Standard handle. Grease port for easy lubrication. Heavy duty dual pin. Zinc plated mounting hardware included.