which combination(size)

A handy person from Brooklyn, NY says:
Please tell me which combination(size) should I choose?
Thumbnail of the uploaded file named IMG_8572.jpeg
Thumbnail of the uploaded file named IMG_8573.jpeg
Thumbnail of the uploaded file named IMG_8575.jpeg
Thumbnail of the uploaded file named IMG_8578.jpeg
Thumbnail of the uploaded file named IMG_8577.jpeg
Profile picture of Emily
Emily from SWISCO responded:

Hello there!

Sure, we'd be happy to help with this. Either our S351-29 or S390-29 channel balances appear to match what you have here. The best match depends on the depth of the bottom fitting as shown below. I also recommend the 2830 option for your replacement balances. 

Comparison of the S351 and S390 balance shoes.
Comparison of the S351 and S390 balance shoes.

How to Replace a Non-Tilt Channel Balance
How to Replace a Non-Tilt Channel Balance
VIDEO
WATCH >
How to Repair a Jammed Window
How to Repair a Jammed Window
VIDEO
WATCH >
How to Identify Replacement Channel Balances
How to Identify Replacement Channel Balances
VIDEO
WATCH >
How to replace a non-tilt channel balance
How to replace a non-tilt channel balance
GUIDE
READ >
Choosing a Non-tilt Channel Balance: What Will We Need?
Choosing a Non-tilt Channel Balance: What Will We Need?
GUIDE
READ >
Reply to Thread
Use this form to ask a follow-up question or to share your experience regarding this subject.
(your email address will be kept private and is only used to inform you when a response has been made)
Current wait time is 3-4 business days
We promise that one of our experts will personally get back to you as soon as they are able. Thank you very much for your patience and understanding. If your inquiry is time-sensitive, please feel free to reach us at (888) 991-1929 or at help@swisco.com.