1986 Yugoslavian/Serbian M2 Gas mask. The mask is in moderate condition with the straps having some wear. The clamp for the exhale assembly came broken in shipping and was replaced with a hose clamp, this does not effect the efficiency of the mask. This is a real respirator, the filter is past expiration. This mask is threaded in a 40mm GOST style filter. Kit includes Mask, Filter, Bag and Issue sheet.