7.5LB coil balance

A landlord from Trenron NJ says:
Please help me to identify the parts. Please see the attached pictures
User submitted photos of a window balance.
Profile picture of Tom
Tom from SWISCO responded:
Hello! This looks an awful lot like our Series 140 coil balance assembly. Specifically, I think yours might be our S140-7. Two of these for one sash can carry 13 through 14.99 pounds, so as long as your sash falls in that range I think this would be a great match. Let me know your thoughts.
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