Window crank won't crank back gear slips

Question

Looking for replacement.  The hardware on the window says Del Mar Canada.  The crank arm has 21550 on it.

Dave Sr. · Accepted Answer

Thank you for reaching out to SWISCO. Take a look and check to see if our 39-317 split-arm operator is compatible with your part. Carefully review our measurements and let us know if we have found your match.