Poon Harpoons- Multi piece harpoon designed for Bluefin The Multi piece design allows for compact stow ability for ease of storage on any size boat. The 'POON' * is 10' in length when assembled and designed to be used as either a cockpit harpoon or a throwing harpoon in the pursuit of landing Tuna, Swordfish, or Shark. Cockpit Harpoon Series – LT Marine Products L.T. Marine heavy duty commercial cockpit harpoon series. Designed for those fishermen on a budget who need a simple cockpit harpoon to get the job done that won’t break the bank. Packed with many features and L.T. Marine(Laurel Tool & Engineering Co., Inc) innovations these harpoons are high quality without a high price.