Invisible Zipper Foot. As the zipper coils are guided through the tunnel system, the needle sews as close to the coils as possible. This easy-to-use foot ensures your zippers are finished professionally and rival that of any high quality garment.

Guaranteed to fit Singer Sewing Machine Models:
121D Centurion, 1300, 191D, 195K, 196K, 241, 245, 251, 281, 31 Class, 331K, 366K, 400W, 44, 451K, 491, 591D, 600W, 660A, 771, 95,96