Andersen, Perma-Shield Awning, Casement, Picture Window Glazing Bead for 3/8 Inch Insulated Double Pane Glass. 

Specifications:

• Application: Top or bottom rail 
• Length: 17-1/32" inch, May be cut to size for smaller lengths
• Glass Thickness / Type: 3/8 inch welded
• Unit: CN 1
• Color: Terratone 

Note:

Used on Andersen Perma-Shield Awning 1974-1990 and Andersen Perma-Shield Casement / picture window 1966-1989

Priced and sold each