5977 hinged arm 3-1/2" operator

A handy person from Hadley, Mass says:
In photo 5977 hinged arm is 3 1/2" need left and right Cover is bronze and so is crank
Thumbnail of the uploaded file named IMG_5974.JPG
Thumbnail of the uploaded file named IMG_5974.JPG
Thumbnail of the uploaded file named IMG_5975.JPG
Thumbnail of the uploaded file named IMG_5976.JPG
Thumbnail of the uploaded file named IMG_5977.JPG
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Emily from SWISCO responded:

Hello!

This looks like an older version of our 39-172 operator but compare our dimensions with yours to confirm this matches up. 

Dimensions for 39-172
Dimensions for 39-172
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