Original WWI German M16 Stahlhelm Helmet – Authentic Leather Liner TJ62 Röchling. Up for sale is a highly desirable, 100% authentic World War I German M16 Stahlhelm combat helmet. Thiel & Söhne in Lübeck, size 62. The steel blank for this specific shell was supplied by the legendary Röchling’sche Eisen- und Stahlwerke (Röchling steel mills), [Continue]