This foot will fit certain Singer models listed below. Used for creating precise automatic buttonholes easily. Simply clip the foot on, put your button in the back of the foot and the machine will measure the buttonhole size for accurate buttonholes every time! Will Fit Models: 511, 2273, 2277, 2282, 3223, 3229, 3321, 3323, 3342 , 4423, 4432, 4452, 5523, 5532 , 5554, M3220
