Needle Clamp Singer 250 series

For Singer models 240 with metal bobbin case, 250 and 350 series, 360 series, 6105, 6106, 6136, 7100 series, 7186, 8109, 8134, 8209, 8214, 8222, 8234, 8500 series, 8600 series, 8602, 8605, 8606, 8610, 8614, 8618, 8734, 9502, 9505, 9518, 9602, 9605, 9606, 9608, 9610, 9612, 9614, 9618,