The leather chin strap is present. It is a size Large. It is used, see photo's for condition. This is a high quality collectible item.
Check out my other items. The item "WWII US Army Air Force AAF Type B-5 Leather Pilot Flying Helmet withGosport Tubes" is in sale since Thursday, July 2, 2020. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\United States\Hats & Helmets". The seller is "koolstuff1958" and is located in Henderson, Nevada. This item can be shipped worldwide.