Black grade Wound Badge in used condition.
Steel badge, so-called "integral setup" on the back. Based on a method developed to speed up the production process and increase its cost-effectiveness, the hook and hinge were cut out of the badge material, so they did not have to be soldered to the badge in a separate work phase.
On the back, on the lower left side of the helmet, the manufacturer's typical, very difficult to read PKZ code "63", which indicates the company Franz Klast & Söhne.
Extremely rare in the literature, classified as 5/5.