aluminum single pane window rollers from the 70s I believe
A handy person from California says:
January 27, 2014
Looking to find about a dozen of these if possible, if you need more pictures let me know, Thanks, Pete
Paul from SWISCO responded:
January 29, 2014
Hey, Pete. Could our 87-138 work for you in this instance? Check it out and let me know what you think.