Premium Replacement Pre Tension Spring CS8078 for Seiko JW-28BL-10, 20-1, 30-1 and Singer 132K Sewing Machines
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Premium Replacement Pre Tension Spring CS8078 for Seiko JW-28BL-10, 20-1 & 30-1 and Singer 132K Sewing Machines
Restore precise thread control with this Premium Replacement Pre Tension Spring CS8078, engineered to fit Seiko JW-28BL-10, JW-28BL-20-1, JW-28BL-30-1 and Singer 132K industrial sewing machines. This high-quality pre-tension spring helps maintain proper thread tension before it reaches the main tension discs, ensuring smoother feeding and consistent stitch quality — especially important when working with heavy fabrics and multiple thread layers.
✔ 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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