Bernina old style presser foot. Seven groove pin tuck foot #53 06 36 02 used but working foot. Will work on models: 530, 532, 534, 540, 600, 610, 640 (not Artista 640), 642, 644, 700, 707, 708, 709, 710, 717, 718, 719, 730, (not Artista 730), 731, 732, 740, 741, 742, 744, 800, 801S, 802S, 803S, 807, 808, 809, 810, 811, 817, 818, 819, 831, 832, 841, 842, 820, 830, 850, 900. Plus will work on Group A Bernina's: 910, 930, 931, 932, 933, 940, 950, 1000, 1000+, 1001, 1004, 1005, 1006, 1008, 1010, 1011, 1015, 1020, 1021, 1030, 1031, 1050, 1070, 1080, 1090, 1091, 1120, 1130, 1230, 1240, 1241, 1260, 1530, 1630. Price includes shipping to lower 48, return for full refund if fails on your Bernina.