balance replacement

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Home Owner from Florida

Nov 8, 2020 4:38 pm

Kinco window from a home built in 2003. the metal is 29" long and 1/2" wide
stamp on the back says 2850

4 user uploaded images

2 Replies

Casey from SWISCO

Nov 11, 2020 9:52 am

Hello,

It looks like you have either our S351-29, with a 15-002 bottom attachment, or S390-29, 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 2850 spring strength option for your replacement balances. Thank you!

Comparison of the S351 and S390 balance shoes.