Weatherstrip 3 Panel Left-Hand Operating Lock Stile Gray

Andersen - Perma-Shield Gliding Door - Operating Interlock/Weatherstrip, 3 Panel White 
Interlock weatherstrip for an Andersen Perma-Sheild gliding door built from 1966-1978. 
This will only fit a three panel door. 
It has a cutout for the lock stile and is white in color. 
If your door’s lock is on the left panel when looking at it from the outside, this goes on that panel. 
Length - 79 5/16 inches