Unlock seamless sewing with our Pack of 6 Large Capacity Star Disc Bobbin Case NBL Anti-Spin Springs! Designed for industrial machines, these 27mm wide marvels prevent bobbin spin, ensuring precision and efficiency. Perfect for M and U size bobbins, part number 490468LB guarantees top-notch performance. Elevate your sewing game with these essential anti-spin springs! ==== FEATURES: ==== Introducing the ultimate solution for your industrial sewing needs: the Pack of 6 Large Capacity Star Disc Bobbin Case NBL Anti-Spin Springs! Elevate your sewing game with these top-notch features: (A) **Unmatched Durability and Capacity**: Each bobbin case is engineered with a large capacity to hold more thread, reducing the need for frequent changes and ensuring uninterrupted workflow. Crafted from high-quality materials, these bobbin cases are built to withstand the rigors of industrial use, providing long-lasting performance and reliability. (B) **Innovative Anti-Spin Technology**: Say goodbye to tangled threads and inconsistent stitching! Our NBL Anti-Spin Springs are designed to keep your bobbin thread in perfect tension, preventing spins and snarls. This innovative feature ensures smooth, even stitches every time, enhancing the quality and precision of your sewing projects. (C) **Universal Compatibility and Easy Installation**: These bobbin cases are compatible with a wide range of industrial sewing machines, making them a versatile addition to your toolkit. The user-friendly design allows for quick and easy installation, so you can spend less time setting up and more time creating. Whether you're working on heavy-duty fabrics or delicate materials, these bobbin cases are your go-to choice for seamless sewing. Upgrade your sewing experience with the Pack of 6 Large Capacity Star Disc Bobbin Case NBL Anti-Spin Springs and enjoy the perfect blend of efficiency, innovation, and versatility!