Feature:1. Material: High quality materials can be used for a long time, making your sewing work easier.2. Replacement: You can replace old sewing products and let the machine use normally.3. Applicability: Suitable for VIKING and for PFAFF household sewing machines.4. Practical: The spool caps is a part connected to the spool pin, which can hold the thread in place and help the thread to unfold correctly instead of jumping during sewing.5. Tools: Practical tools can effectively avoid jamming the spool during machine operation.Specification:Item Type: Spool CapsMaterial: PlasticSpecification: 2 PiecesSuitable For: for Viking and for PFAFF Sewing MachinesProduct Function: Replace Old Sewing Machine Accessories.Package List:2 x Spool CapsNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.