053-21009-80QW bernina Steel bobbin Description 053-21009-80QW Steel bobbin (holes on both sides) with knurled stem for Bernina Sewing Machine Models: 1000, 1000S, 1001, 1070, 1630, Artista 180, Artista 185, Artista 200, Artista 640, Artista 730, Artista 730E, Aurora 435, Aurora 450, B560, B580 Inquire Now