Part Number - 10185
Alternate Part Number - 237178_1-4, 237178_3-16, 237178_1-8, 237178_5-16
The outside walking foot secures the fabric in place in between feeding. Inside walking foot sold separately.
And many other comparable double walking foot machines.
Presser Foot Shank Type: Double Needle
Presser Foot Type: Double Needle Walking 1/4 Lifting Presser Foot