K&K casement windows openers

A quick learner from Westby Wi says:
June 16, 2020
I have 3left and 3right hand K&K openers.They are at least 25 years old.
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Bob from SWISCO responded:
June 19, 2020

See our 39-031 & 39-032, or our 39-155 & 39-156. The only difference between these two sets of casement operators is the length of the link arms, so compare both to see if either matches what you need. 
EntryGard Dual Arm Operator
EntryGard Dual Arm Operator
39-031
$29.70
EntryGard Dual Arm Operator
EntryGard Dual Arm Operator
39-032
$29.70
Caradco Window Crank, 9-1/2"
Caradco Window Crank, 9-1/2"
39-155
$29.85
Caradco Window Crank, 9-1/2"
Caradco Window Crank, 9-1/2"
39-156
$29.85
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