The attached is form an unidentified screen door. The roller is about 2-3/4" long, 3/4" wide and about 3/8" thick. It kind of looks like the 84-034 Weathershield in your web page.
Mike
Paul from SWISCO responded:
March 26, 2015
Hello, Mike. Our 84-034 is 3" tall, but everything else matches. Do you think it could still work?