(Singer 3815. It cannot be fitted onto models that never had a threader before). Singer 2282. 1105, 1116, 1120, 1130, 1732 Esteem, 1748, 2250, 2259 Tradition, 2263 Simple, 2273 Esteem II, 2277 Tradition, 2282, 2932, 3116 Simple, 3221 Simple, 3223, 3229, 3232 Simple, 3709, 3709A, 3722, 3722A, 3810, 3820, 3825, 3860, 6510, 6550, 7312, 7322, 7350, 7360, 7380, 8770 Curvy, 9340, 992DE, H74.
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