fg19—Luftwaffe Wartime Oxygen Mask.

An original Luftwaffe wartime manufacture pilots oxygen mask in rubber with the connecting straps which are the right pattern but post war copy to finish the mask that can be mounted on the helmet.the code number on the mask is BYD which is the maker Dragerwerk Hein . of Lubeck Moislinger Allee 51-53 . their is another number which I think is a batch number .GR2, the hose has been treated with a rubber glue to strengthen it so this mask does display nicely. rare item to fined in this nice condition .