UNAVAILABLE - Interlock weatherstrip for an Andersen Perma-Shield gliding door built from 1966-1978. This is all the Interlock Weatherstrip for the door, 4 pieces. It does not include the interlocks though. 

For more information, please read article: Identify Your Andersen Weatherstrip
or download a Worksheet in PDF format to help you decipher which door you have.