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Elna Lock Overlock / Serger Twin ELx705 ZWI Double Needle, Size 2.0/90, Includes Large Needle Threader : Amazon.co.uk: Home & Kitchen
![Getting acquainted with my new serger and cannot for my life figure out what this knob above the flywheel does. Anyone have any ideas? : r/sewhelp Getting acquainted with my new serger and cannot for my life figure out what this knob above the flywheel does. Anyone have any ideas? : r/sewhelp](https://preview.redd.it/jutcydzm5l881.jpg?width=3024&format=pjpg&auto=webp&s=97af0aa9a26a3ee09e1b691518af7e4c548fbb89)
Getting acquainted with my new serger and cannot for my life figure out what this knob above the flywheel does. Anyone have any ideas? : r/sewhelp
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