Double Spool Lead-off 511113-456 - Singer
FitsSingermodels 4530, 4552, 4572, 4600, 5705, 5710, 5812, 5814, 5816, 5818, 5825, 5830, 5838, 6038, 6200, 7028, 7037, 9005, 9008, 9010, 9410, 57825, CM17, FM17, FM22 and SM14.