This is the Trident 6mm 3-Prong Flat Tip Spearfishing Tip in Stainless Steel or Cad Plate Features: TRIDENT Pole Spear 3 Prong Flat 6mm Screw on tip with 3 barbs 2 inch X 5 inch 3 Prong Flat Screw on tip (with 3 barbs) For all Pole Spears with a 6mm thread tip 3 Prong Flat Trident Screw on tip with 3 barbs (6mm FeMale Threads) Tip over all length is 5 inch Prong Length is 3 3/4 to 4 inch PN: HA03 (stainless steel, HA03-B (cad plate) Welded and barbed trident point used for small to medium fish on pole spears and spear guns.