This plastic bobbin cover plate is used as a replacement for part #416428301 Made of plastic, this see-through cover allows you to keep an eye on your bobbin thread, helping to you don't run out in the middle of a project. Can be installed and removed easily using the release button on your machine. As a helpful little tool, printed on the bottom corner of the plate is a guide on feeding your bobbin thread so you no longer have to wonder how to do it. Fits for Singer - 3321 Talent, 3323 Talent, 44S Heavy Duty, 4411 Heavy Duty, 4423 Heavy Duty, 4432 Heavy Duty, 4443 Heavy Duty, 4452 Heavy Duty, 5511 , 5523 , 5532 Heavy Duty, 5554 Heavy Duty, 6380 Heavy Duty, 85SCH Color:Transparent Material:plastic Package Contents: 1 * Bobbin Cover Plate Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.