Product Description
KM04 Chain Looper for Overlock Machine
This KM04 chain looper forms the chain stitch loop on overlock machines, working in sync with the needle to build a secure, flexible seam.
Fits
- Overlock sewing machines using KM-series loopers
Why Replace It
A worn KM04 looper causes skipped stitches or loose chain formation, particularly noticeable at seam ends or corners.
FAQ
How do I confirm my machine uses the KM-series looper?
Check your machine’s parts book or compare the looper shape and mounting point against this listing’s photos.
