Searching for Anderen sash Balance 884

A quick learner says:
Please let me knew which model can replace this old model
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A quick learner says:
This is Anderson windows sash Balance
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Emily from SWISCO responded:

Hello!

It looks like your stamp has 4#19 imprinted on it. If that's the case, see our 24-431 Andersen sash balance. This is meant to replace old Andersen balances that include the stamp 4#19, or 419. 

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