Window cranks

A handy person from Delran NJ says:
September 25, 2021
I need to replace 2 window cranks and I need help identifying the correct brand and parts I need. The crank will open the window and close the window about 75% of the way before it stops and the handle just spins without finishing closing the window.
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Emily from SWISCO responded:
September 30, 2021

Hey there!

Take a look at our 39-253LB & 39-253RB, or the 39-438B & 39-439B, along with the video below that will help you choose the correct replacement. 
Encore Dual Arm Operator, Sill Mount, Low Profile
Encore Dual Arm Operator, Sill Mount, Low Profile
39-439B
$38.64
Encore Dual Arm Operator, Sill Mount, Low Profile
Encore Dual Arm Operator, Sill Mount, Low Profile
39-438B
$38.64
Encore Dual Arm Operator, Sill Mount
Encore Dual Arm Operator, Sill Mount
39-253RB
$30.70
Encore Dual Arm Operator, Sill Mount
Encore Dual Arm Operator, Sill Mount
39-253LB
$30.70
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 >
How to Orient a Dual-Arm Operator
How to Orient a Dual-Arm Operator
VIDEO
WATCH >
How to identify casement and awning operators
How to identify casement and awning operators
GUIDE
READ >
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