Welcome to Mimi's Place Thanks for stopping by 😊 Please feel free to ask any questions The extra heavy-duty foot for low shank models is specifically designed for Kenmore sewing machines in the 148, 158, and 385 series. This durable and sturdy foot is meant to withstand the demands of heavy fabric and provide a secure attachment for smooth and precise sewing. Perfect for professional or at-home use, this Kenmore foot ensures a reliable and efficient sewing experience for a variety of projects.