Plastic Spool Pin Kit Fit Models 327, 328, 329, 337, 338, 347, 348, 413, 418, 457, 513, 533, 534

-New Spool pin kit

-Includes two plastic spool pins, two felt pads and one bobbin winder tire.

-Spool pins are 4.6 mm diameter x 44.6 mm long

-Bobbin tire is 29 mm outside diameter, 15 mm inside diameter, 7 mm thick

-Felt pad 3 mm thick x 27 mm diameter

-Fits Singers Models 327, 328, 329, 337, 338, 347, 348, 401, 403, 404, 413K, 413K13, 416K, 418, 457, 466, 476, 477, 478, 502, 507, 509, 513, 514, 518, 522, 527, 533, 534, 538, 6513 - 6548

-Best available