10Pcs/Lot Thread Tension Check Springs Industrial Sewing Machines Single Needle Lockstitch Thread Loop Sewing Accessories

Features: Tension check spring made from good quality metal,strong and durable. These high quality tension spring will fit most industrial straight stitch single needle sewing machines. With these springs, you can ensure that your sewing machine remains in optimal working condition. They can help adjust the tightness of your lines, thereby improving the quality of your sewing. These springs are designed to be very intuitive and can be easily installed even by those without any experience with sewing machinery. Its durability and long-lasting ability to cope with different sewing requirements. Specifications: Material: Metal Color: As picture Size: A:0.9*0.8cm B:1.75cm Package contains: 10pcs Note: Please allow slight dimension difference due to different manual measurement. Please note that slight color difference should be acceptable due to the light and screen. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.