Bobbin Winder Tire- BERNINA
his bobbin winder tire measures 1 1/4 inch outer diameter and 15/16 inch inner diameter. It is 13/64 (.20) inch thick. Bernina Sewing Machine Models: 707, 708, 709, 717, 729, 801, 801S, 802S, 803S, 807, 808, 809, 810, 811, 817, 819, 830