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Amazon.com: ID: 40V. New Industrial Sewing Machine Motor V Belt, 40", Compatible with, not Manufactured by Juki, Singer, Brother, Consew, Pfaff. Will fit These Models, Plus Many Others.
M24-M55 (56 cm-129 cm) belt O/M transmission belt for industrial sewing machine belt flat stitch 1498 - AliExpress
Industrial Sewing Machine Motor Belt
Sewing Machine Fabric Ironing Accessories, Double-needle Car Belt Puller Pull Cylinder Hemming Industrial Sewing Machine - Temu