Bernina Bobbins. This type is the most commonly used Bernina bobbin, it is suitable for models:

Activa 125, 130, 135, 140, 145, 220, 230, 240

ARTISTA 165, 170, 630

AURORA 430, 440

VIRTUOSA 150, 153, 155, 160, 163

500 SERIES, 530
600 SERIES, 600
700 SERIES, 700, 707, 708, 717, 718, 730, ( DOES NOT FIT THE ARTISTA 730 )731, 732
800 SERIES, 800, 801,802, 803, 807, 808, 830, 831, 832
900 SERIES, 900, 910, 930, 931, 932
1000 SERIES, 1004, 1005, 1006, 1008, 1010, 1015, 1020, 1030, 1031, 1080, 1090
1100 SERIES, 1120, 1130
1200 SERIES, 1230, 1260
1500 SERIES, 1530