50 pk. Class "M" Bobbins (18034), (1143SU) for Long-arm & Industrial Machines

Introducing the perfect bobbin for long-arm and industrial sewing machines! Our Class "M" Bobbins (18034, 1143SU) are high-quality and designed to give you maximum performance and efficiency. The bobbin is made from durable materials and features an advanced design that helps reduce friction and drag while sewing, allowing you to sew with greater accuracy. The precision-machined design ensures consistent thread tension and helps reduce skipped stitches. The bobbin is designed to fit most standard long-arm and industrial machines, making it a great choice for professionals and DIYers alike. With 50 bobbins per pack, you'll always have plenty of spares on hand. Get the most out of your sewing projects with our Class "M" Bobbins!