Buttonhole Sensor Foot, Viking #68007010 black-pumpkins If you have version two

If you have version two

Make free motion quilting easy with Martelli's Non-Slip Palm Quilting Paddles with Knobs

Effortlessly wind bobbins with the built-in bobbin winder that is operated independently by its own motor

eliminating the need to access any hidden compartments or struggle with complex loading mechanisms

a tape measure

Buttonhole Sensor Foot, Viking #68007010 black-pumpkins If you have version twoThe Sensor One Step Buttonhole Foot automatically measures the length of each buttonhole and stitches it to the exact size entered into the machine. The center mark provides a precise 9 16" (15 mm) buttoning edge, ensuring a perfect fit for every button. As it sews, the foot continuously measures to maintain consistent buttonhole sizing every time. You can adjust the button size in 2 mm increments, giving you complete control over the finished look.