The time tested and proven design of the Spitfire has been enhanced with a massive 2" cutting diameter to bring you the Spitfire 3 mechanical broadhead. This 3 blade design uses internal spring clips to hold blades closed -oe no O-rings or rubber bands needed Spitfire 3 is one piece ferrule for maximum accuracy and consistency in the field with a 2" cutting diameter. Trophy Tip point design offers bone-shattering toughness.