81K C858K/C858KD CYLINDER BED INTER LOCK SINGER 1191 SINGER 132K SINGER 191D SINGER 191D20, 191D/30, 191D/70 SINGER 20U SINGER 211G SINGER 211U SINGER 212A SINGER 212G SINGER 220U SINGER 2491D SINGER 299U SINGER 457A SINGER 457G 103 & 457G 113 SINGER 457G 133 SINGER 457G1, G5 SINGER 457G130, G135, G155, GX6 SINGER 457U105, U125 SINGER 45K SINGER 861A, 862A, 872A SINGER 91K