Designed for small or large boats up to 40'. Pole supports are made from marine grade 1/4" aluminum then powder coated. protected from all weather conditions. All adjustments are made from the dock. A cleat is mounted on th base Strongest poles 14' x 1" full length solid pultrusion solid fiberglass. Docking Products has taken the mooring whip concept and brought it into the 21st century. We have redesigned mooring whips by adding features that protect your boat better, easier to operate, stronger, and considerably less expensive. We are the manufacturer and sell directly. We are interested in your satisfaction. Customer service is live we respond to every question. Our Deck mounted mooring whip is sold by the set. Included are two poles supports (bases). Two solid fiberglass pole 14' x 1" diameter the full length. Two lengths of 35' double breaded looped ends line plus mounting hardware. DIY detailed instructions.