This is for my Weathershield windows, I ordered these parts from you guys before, having trouble figuring out how to find the part again, these are 34 inches long
Bob from SWISCO responded:
September 15, 2020
This looks like an S751-34 to me, with a stamp option of 33TG. Just make sure your knife-lock shoe's shape resembles the one that comes attached by default to this balance, our 15-014. If it resembles the 15-233 more in shape, let me know.