"@Mary, I bought a 160 Singer ...yes very plastic but they are lovely to sew with. Have some nice features. They are not heavy to carry around. I was disappointed with the fact they have a flimsy cover not a hard cover and the singer emblem is only a…"
"The Silver Knob is a stitch length knob. Screw over to the right to lengthen screw to the left to shorten the length of the stitch. I have a Singer 66 with the knob with no markings. A manual for the 66 has instructions on using this knob. I…"