Operator System for Casement Window

A home owner from Kenosha, Wisconsin says:
October 31, 2020
I need help to identify the correct operating mechanisms for two of my Crestline replacement windows installed in 2003. Window description is provided in photos. The operator arm has Truth 31850 on it.
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Casey from SWISCO responded:
November 3, 2020

Hello, thank you for writing in! Take a look at our 39-315 and 39-316. Compare their dimensions to yours to ensure that this is a match. Good luck with your repair!
Truth Dyad Operator
Truth Dyad Operator
39-315
$24.40
Truth Dyad Operator
Truth Dyad Operator
39-316
$24.40
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