Coil window balance

A quick learner from Webster, NY says:
July 10, 2023
Is this product (6 lb Series 140 Quick-Tilt, Single
Product Code: S140-6) compatible with an MI window Series 1556?
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Emily from SWISCO responded:
July 11, 2023

Thank you for reaching out to us! This looks more like our Series 161 to me. Take a look and see how the dimensions compare with your old balance assembly. 
6 lb Series 140 Quick-Tilt, Single
6 lb Series 140 Quick-Tilt, Single
S140-06
$7.59
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