Feature 1STABLE AND RELIABLE: Sewing machine bobbin case can be well fixed to prevent the thread on the bobbin from coming apart or tangling when working or stopping. 2FLEXIBLE OPERATION: The bobbin can stop rotating faster, flexibly control the bobbin stop and start to get professional sewing results. 3STAINLESS STEEL MATERIAL: This bobbin case is made of premium stainless steel, sturdy and durable, practical, lasting performance, can be used for a long time. 42PCS SET: Contains 2pcs bobbin shell, suitable for most multi functional home sewing machines, you can change it according to your own interest or share it with others. 5EASY INSTALLATION: Compact and lightweight, the sewing machine shuttle shell can be effortlessly installed on your sewing machine for uninterrupted sewing.Item Type: Sewing Machine Bobbin CaseProduct Material: Stainless SteelProduct Specification: 2pcsProduct Use: HouseholdScope of Application: Sewing Machine AccessoriesModel: BC HZ3 (NS) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 xSewingMachineBobbinCaseNoteManual measurement, please allow some errors.