BSI HD 24 replacement spring mechanisms

A handy person from Grand Rapids MI says:
I will need several replacements in a few different sizes (all the same brand and style). Do you carrie this replacement parts?
Thumbnail of the uploaded file named BSI HD24 (1).jpg
Thumbnail of the uploaded file named BSI HD24 (3).jpg
Thumbnail of the uploaded file named 24HD  BSI balance stamp
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Bob from SWISCO responded:

Thanks for writing in. See our S751-25. You will need a stamp option of 24HD. 

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