Outdoor Edge Harpoon. This practical outdoor knife with cord-wrapped handle converts to a Harpoon/personal defense spear in seconds. Once converted, the Harpoon is an effective weapon for harvesting small game, birds and fish in any survival situation. Changes easily from knife to harpoon by slotting a green shaft with the sharp hawksbill end of the handle and tying the knife in or by screwing the accessory blade holder (included) onto a standard broom handle. The hollow handle holder serves as a storage compartment for fish hooks, line matches and other survival essentials (not included0. A liquid filled compass is built into the handle cap to navigate through unknown terrain. Includes quality nylon belt sheath with detachable belt loop to convert to a blade cover when used as a spear. The Harpoon was designed by custom knife maker Jerry Hossom and David Bloch. SPECS: Blade length: 2.9" Overall length: 8.25" Steel: 7Cr17 stainess. Rockwell 56 8.9 oz. PRC