Pack of 10 Brand New Large Capacity Bobbins for Consew Sewing Machines. Consew bobbin compatible part number # 15041. Bobbin diameter measures 1-1/8" (29mm) and about 7/16" (12mm) thick. Color may vary. Fits Consew Models : 244 Class, 254 Class, 255 Class, 282RB, 289RB, 327RB-1, 328RB-1, 333 Class, 339 Class, 388 Class, 389RB and more!