Pack of 50 Plastic Bobbins Compatible with Home Sewing Machines. Bobbin # X52800150. Replaces or sold under numbers : SA156, SA165, X52800120, X52800-120, S52800050, XA5537051 Compatible with Babylock models : B15, B17, B21, BL137A, BL137A2, BL1556, BL200A, BL2160, BL23, BL37, BL40, BL40A (Grace), BL50A, BL6200, BL6300, BL66, BL6700, BL6800, BLAR, BLCC (Crafter's Choice), BLCC2 (Crafter's Choice), BLDC Decorator's Choice, BLDC2 (Decorator's Choice), BLDY Destiny, BLG, BLG2, BLG2-NZ, BLG3 Ellegante 3, Journey BLJY, BLL Ellageo, BLL2, BLMFO Flourish, BLMLR Lyric, BLMR, BLMSP, BLMY (Melody), BLN, BLQC, BLQC2, BLR, BLR2, BLR3, BLSO Ellisimo, BLSOG Ellisimo Gold, BLSOG2 Ellisimo Gold II, BLSR, BLSR-EB, BLSY Symphony, BLTP (Tempo), BLTY Unity, INT (Intrigue) Compatible with Bernina models : 50, 60, 70, 75, H70 Compatible with Brother models : 10443, 150 Campus, 30 Prestige, 885V68, BC1000, BC2100, BC2100WT, BC2500, BM2700, BM2700AS, BM2800, BM2800CT, BM2800FG, BM3500, BM3600, BM3700, BM3700CT, BM3700FG, BM3850, BM3850CT, BM3850FG, BP2100, BX2925PRW, CE1100PRW, CE4000, CE5000, CE5000PRW, CE5500, CE5500PRW, CE7070PRW, CE8080,