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Handy Person from Massachusetts
Dual arm operator will not crank in only out,
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Bob
Bob from SWISCO
SWISCO
Expert

Hello there. This looks like it might be either the 39-253LB operator or the 39-438B, depending on the appendage at the end of the straight arm. The video below explains. For new covers and handles, see the 39-375 and 39-451 sold separately.

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