Helmet, Armor, Type M-4
Genuine WWII RAF/USAAF M-4 armor helmet, made of leather with a series of 5 curved manganese treated steel strips. Without chincup.
19000 helmets were ordered from the British company Wilkinson Sword. First production were issued to the 8th USAAF, however the slow production forced the Ordnance Department to produce them in the United States in early 1944.