Window Balance

Quick Learner from New York
Apr 17, 2023 7:26 pm
21" Channel. "1930" stamped on back
4 user uploaded images
2 Replies

Casey from SWISCO
Apr 19, 2023 11:24 am


Hello,
It looks like you have either our S351-20, with a 15-002 bottom attachment, or S390-20, with a 15-001 bottom attachment. Take a look at the image below to determine which balance you'll need. You'll also need a 1930 spring strength option for your replacement balances. Thank you!

Comparison of the S351 and S390 balance shoes.
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