Genuine Tension Spring Medium B3102804000 for Juki MO-814 Sewing Machine
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Genuine Tension Spring Medium B3102804000 for Juki MO-814 Sewing Machine
This is a genuine Juki medium tension spring (Part No. B3102804000) designed for the Juki MO-814 overlock sewing machine. It is an original OEM component used in the thread tension system to provide balanced pressure and ensure smooth, consistent thread feeding during sewing.
Manufactured to Juki factory standards, this durable spring delivers stable tension control, reliable performance, and long service life. It is ideal for replacing a worn or weakened spring to restore proper stitch balance, improve sewing accuracy, and maintain optimal machine performance.
✔ Free shipping on orders over $99
✔ Ships from our USA (Georgia) office when in stock
✔ Weekly restocking from Japan, China, Bangladesh, and Turkey warehouses
✔ 3–7 business days handling time
✔ Compatible with multiple industrial sewing machines
✔ Carefully inspected before shipment
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