Hurd millworks window Series CCSD CPD020-N-004 need new ooerators

A home owner from Sarver PA 16055 says:
Need replacement operators for 4 windows
The length seems to 10 3/4 inches. I think.
Thumbnail of the uploaded file named D21125B3-A128-4D5A-AD06-79DDECFC9DE9.jpeg
Profile picture of Lauren
Lauren from SWISCO responded:

Hello, thank you for posting! 

Your operator resembles either our 39-253RB and 39-253LB or 39-438B and 39-439B. Please compare the dimensions on the product page for a good fit. Please also refer to the video below that explains the difference between the two styles. 

39-253LB : Encore Dual Arm Operator, Sill Mount
Encore Dual Arm Operator, Sill Mount
39-253LB
$29.70
VIEW >
39-253RB : Encore Dual Arm Operator, Sill Mount
Encore Dual Arm Operator, Sill Mount
39-253RB
$29.70
VIEW >
39-438B : Encore Dual Arm Operator, Sill Mount, Low Profile
Encore Dual Arm Operator, Sill Mount, Low Profile
39-438B
$32.88
VIEW >
39-439B : Encore Dual Arm Operator, Sill Mount, Low Profile
Encore Dual Arm Operator, Sill Mount, Low Profile
39-439B
$32.88
VIEW >
How to Orient a Dual-Arm Operator
How to Orient a Dual-Arm Operator
VIDEO
WATCH >
Comparing the 39-253LB & 39-438B Operators
Comparing the 39-253LB & 39-438B Operators
VIDEO
WATCH >
Anatomy of a casement window
Anatomy of a casement window
VIDEO
WATCH >
Reply to Thread
Use this form to ask a follow-up question or to share your experience regarding this subject.
(your email address will be kept private and is only used to inform you when a response has been made)
Current wait time is 4-7 business days
We promise that one of our experts will personally get back to you as soon as they are able. Thank you very much for your patience and understanding. If your inquiry is time-sensitive, please feel free to reach us at 856-317-6263 or at help@swisco.com.