Broken spring has #7 imprinted

A contractor from White Haven PA says:
Do you have a replacement spring or assembly for this?
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Paul from SWISCO responded:

Hello,

Your balance system has been replaced by the manufacturer with the 15-158 pivot shoe and S152-7 screw-on coil spring. We also included other parts used with this new balance system for you to review. Thanks for posting! 

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