Bernina 031247.71.00 Fabric Feeding Aid Buttonhole Compensation Plate Attachment, Fabric-feeding aid for sewing buttonholes with 3, 3A, 3B, 3C Foot
64952: Bernina 031247.70.00 Buttonhole Compensation Plate Attachment, Fabric-feeding aid for sewing buttonholes with 3, 3A, 3B, 3C Foot