Up for sale flass part from T.mi 4531 - Topfminen 43.
This extra rare antitank mines were made without metal parts,
the housing were made from presstof - model 4531
- lignit (a mixture of wood flour with coal tar) - model 4531 A ,
mixture of sawduse and resin - nodel 4531 B
or from clued cardboard plates - model 4531 C.
The glass part has very small cracks - check the pics.