Casement windows

A quick learner from USA says:
Need replacement crank help. Respectfully Yours,

User submitted photos of a window operator.
Profile picture of Dave Sr.
Dave Sr. from SWISCO responded:
Hey, Sanjay. Look at our 39-027E and 39-028E for possible matches to your operator. However, you should remove yours from the window to confirm that everything is the same.
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