The side-crank Overton's Mega Wheel 1800-lb. Trailer Jack easily swings up and out of the way when not in use. The built-in grease fitting keeps gears and shaft well-lubed for long-lasting performance. All Overton's Trailer Jacks have power-grip handles and dual release pins and fit trailer tongues up to 3" x 5". Mounting hardware is included with the Overton's Mega Wheel 1800-lb. Trailer Jack. Galvanized trailer jacks offer better corrosion and rust resistance and are great for saltwater applications. Three-year warranty.