Check the listing for details. Autobahn road sign German European Porsche BMW Mercedes Audi vw. Condition: New. Listed at 22.00 USD. Up for sale is beautiful Autobahn metal sign, size 18x6, with punched holes and for easy mounting. Look at the other European road signs I have. This is not a tin sign what you normally see on ebay, it is made out of thick aluminum with polyester resin and baked at 400 degrees, not a print. Very beautiful finished product. Will combine shipping on large orders of signs.Up for sale is beautiful Autobahn metal sign, size 18x6, with punched holes and for easy mounting. Look at the other European road signs I have. This is not a tin sign what you normally see on ebay, it is made out of thick aluminum with polyester resin and baked at 400 degrees, not a print. Very beautiful finished product. Will combine shipping on large orders of signs.