dual arm for casement window

Question

I am looking for this part. the window is broken. The piece broke. When your outside looking up its the left side windows that broke. Do you know which part will work here?
Thank you

Tom · Accepted Answer

Thanks for reaching out to us. Your operator looks like it could be a match for either our 39-253LB or 39-438B, depending on the guide at the end of the arm. You will need to remove your original to confirm the better match.

The video below will show you exactly what I mean.