German helmet liner size 56 marked Schuberth-Werke 1943

Excellent good sized original 1940 dated zinc liner. The liner is a rare large size 56 fitting for size 64 helmet shells. The liner is nicely marked Schuberth-Werke – AG, Braunschweig 1940 which indicates 1940 production. Excellent late war size 56 liner in great condition!