Aluminum Bobbin (OLD 102-31603) 40235203 = B01215MMA for Juki LH-3578A-7 Sewing Machine

Upgrade your sewing performance with this aluminum bobbin, specially designed for the Juki LH-3578A-7 Sewing Machine. This high-quality bobbin replaces the old part number 102-31603 and is fully compatible with the updated numbers 40235203 and B01215MMA, ensuring a perfect fit and reliable operation.

Made from durable aluminum, this bobbin offers smooth thread feeding, reduced friction, and long-lasting performance, making it ideal for high-speed industrial sewing. Its large capacity design helps hold more thread, reducing the need for frequent replacements and improving productivity.

?? Key Features:
quality part for reliable and consistent performance
Replaces: 102-31603
Current Part Numbers: 40235203, B01215MMA
Material: High-grade aluminum for durability
Smooth operation for even stitching and fewer thread breaks
Large capacity for longer sewing runs
?? Compatibility:
Designed for Juki LH-3578A-7 Sewing Machine

This aluminum bobbin is an essential spare part for maintaining precision stitching and machine efficiency. Perfect for professional garment factories and industrial sewing applications.

✔ 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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⚠️ Please confirm your machine model before ordering