Check the listing for details. Vintage Double Screwback Special Hat Pin. Condition: Used, Made in United States. Listed at 47.99 USD. The vintage double screwback special hat pin is a unique collectible item with a theme centered around militaria. This hat pin likely has historical significance and may have been used as a decorative accessory on military gear or uniforms. The double screwback design adds to its rarity and appeal as a piece of militaria memorabilia. Its vintage nature suggests that it may have been produced during a specific era, adding to its charm and collectible value for enthusiasts of military history and memorabilia. 7099The vintage double screwback special hat pin is a unique collectible item with a theme centered around militaria. This hat pin likely has historical significance and may have been used as a decorative accessory on military gear or uniforms. The double screwback design adds to its rarity and appeal as a piece of militaria memorabilia. Its vintage nature suggests that it may have been produced during a specific era, adding to its charm and collectible value for enthusiasts of military history and memorabilia. 7099