Do you have a version of the 39-139 that screws into the ope

A quick learner from Dublin, CA says:
I need what appears to be your 39-139. The only difference is mine screws into the operator where this one appears show the operator screws into the the window frame.
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Tom from SWISCO responded:

Hello! What you're looking for is what's called a "rear mount" operator. The good news is that we do happen to have a rear mount version of the 39-139: see our 39-476. I'll share its specs below for your review. Please also see our 39-477 for the opposite side.

Dimensions for 39-476
Dimensions for 39-476

Dimensions for 39-476
Dimensions for 39-476

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