I have this DURKOPP ADLER machine model 205-64, however I've got original new shuttle #204150104 on hand, it doesn't fit on machine well.
Please see the attached. Can I pick you brains? What can be done to fix this problem?
https://leatherworker.net/forum/topic/97461-can-i-pick-your-brain-adler-205-64-how-to-fix-shuttle-hook-in-sewing-machine/