Ideal for PWC trailers of smaller fishing boats with a total height of 40". Galvanized post extends 18" into each non-marring heavy-duty 2" PVC tube for extra strength. Extends out 13" from each side of trailer frame. Can be mounted on top of frame for extra height. Complete kit for trailer frames up to 3" Width x 4-1/4" Height. Display Box for easymerchandising.