I need to replace my broken opener

A contractor from Springfield, MO says:
May 25, 2013
The cranks have Pella brand handles. I have one opener that is broken. Hopefully you can help figure out the right replacement parts.

Thanks
User submitted a photo of a window operator.
Profile picture of Paul
Paul from SWISCO responded:
May 28, 2013
This operator looks similar to 39-175 or 39-176, Pella Operators. What do you think? You should also check out its handle, our 39-109B.
Sash Crank Operator, Pella
Sash Crank Operator, Pella
39-175
$241.70
3/8" Handle for Pella
3/8" Handle for Pella
39-109B
$11.25
Sash Crank Operator, Pella
Sash Crank Operator, Pella
39-176
$241.70
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