VTG German SINGER Sewing Machine Base +Extension 15 66 201 201-2 316 319 206 191
And most Full Size VTG Sewing Machines. - A steel chain that attach to the machine underside. Will fit SINGER 15, 66, 201, 201-2, 316, 319, 206, 191. 1950s German base with extension board / box. - The extension box.