Rear mount casement operator

A quick learner from Florida says:

Only marking made in USA. I beleive the manumanufacturer is Truth. Screws hole are 4 3/4 and 3 7/8.

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Casey from SWISCO responded:

Hello,

Your operator resembles the 39-407. We also offer the 39-406 opposite-handed version. Take a look and confirm that the arm length shown below matches your assembly. Thanks for posting! 

Alternate image for 39-407
Alternate image for 39-407

Alternate view of 39-407
Alternate view of 39-407

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