For sale is a ww2 American USAAF M4A2 flak helmet. Made by Industrial Canvas Prod. The chinstrap is present and in excellent condition. A great example of a scarce helmet. If you have any questions or would like more pictures, please do not hesitate to ask me! Follow us for lots more Canadian, British and other militaria from WW1 and WW2!! Many listings coming up in the near future. The item "Ww2 USAAF Army Air Force M4A2 Helmet, Original" is in sale since Tuesday, January 8, 2019. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Hats & Helmets". The seller is "vancouvermilitaria" and is located in Windsor, ON. This item can be shipped worldwide.