Sea Sense Marine Telescoping Flag PoleThe Sea Sense 3/4" diameter telescoping flag pole mounts into most two prong stern light bases. (Base and flag not included)Features: Ideal for dive, national, and nautical flags; Telescoping feature allows the pole to be raised for maximum visibility; Telescopes from 26" to 48" to fit most flags; Comes with flag attachments; Removable sure-fit collar;