If you can tell me what part # is this so i can order it thank you
Emily from SWISCO responded:
January 11, 2022
Hello!
This looks like it could be either the 39-253LB & 39-253RB or the 39-438B & 39-439B operators, depending on the design of the guide at the end of the arm. Take a look at the video below that will help you choose the appropriate replacement.