Need help placing choosing the right part

A home owner from Brooklyn ny says:
I need four......two right and two left plus the handles.
User submitted photos of a window operator.
Profile picture of Dave Sr.
Dave Sr. from SWISCO responded:
Thanks for posting! Take a look at SWISCO part number 39-172, Truth Hardware Dyad Operator. This appears similar to your own crank. Compare the dimensions to see if this can work as a replacement.
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