For White models: 1740 1750

For Singer model: 4166

Guaranteed to fit Babylock Sewing Machine Models:
BL66 & BL67 (Audrey).

Guaranteed to fit Singer Sewing Machine Models:
4166.

Guaranteed to fit Shark, Euro Pro Sewing Machine Models:
9015.

Guaranteed to fit White Sewing Machine Models:
1740, 1750, 750.
Specifications
Will also work with the following models:

Baby Lock BL66, BL67

Shark 9015

Euro Pro 9015

White 1740, 1750