this slide plate measures approximately 2-1/2 inches by 3 inches.
SINGER Slide Plate For 15-91
Also Fits: old Singer Treadle Machines
SINGER models 15-30, 15-86, 15-87, 15-88, 15-90, 15-91, 15-96, 15-125, 115-1, 193, 194, 237, 238, 239, 293B,
Kenmore 148.12011, 158.13031, 158.840,
Nelco N250,
New Home 446, 534, 552,
Riccar 601, 608, SZ702, White 1044,
most Japanese side loading machines