Replacement crank

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Quick Learner

May 12, 2026 1:34 pm

This is what I have.

3 user uploaded images

2 Replies

Bob from SWISCO

May 16, 2026 3:52 pm

Hey there. looks like you have either the 39-031 and 39-032 operators, or the 39-155 and 39-156. The difference between these two sets lies in the link arm length. Compare with your old hardware to see what matches best. For covers and handles, see the 39-323 and 39-114L sold separately.

Dimensions for 39-031

Dimensions for 39-155