Sensor One Step Buttonhole Foot (Group 1, 6, 7)

The Sensor One-Step Buttonhole Foot measures buttonhole length and sews the button size that has been entered into the machine. The middle mark gives a 9/16" (15mm) buttoning edge. 
The Sensor one-step Buttonhole Foot measures as it sews making every buttonhole the same size. The button size is adjusted in 2mm steps

Please note this foot is not for the 415, 350, Emerald series, Eden Rose, 250M, Tribute, 140M, 145M.