Made of Heavy Duty Black Plastic. Fits most industrial flat bed machines.

OSHA approved. Complete with mounting hardware:
Used on;
Brother B755, B756, B758, B781, B790, etc; Consew 100, 101, 105, 200, 210, 215, 220, 230, 325, 327R, 332R, 339R, etc; Juki DDL, DLN, 415; Singer 281, 211W, 212W, 241, 251, 281, 291U, 331K, 400W, 402W, 451K, 457G, 600W; Union Special 62200. And similar machines.

Please note; on some machines you may experience the Belt Guard interfering with Bobbin Winder Clearance.
This can easily be corrected by cutting the interfering plastic area carefully with a reliable pair of Snips.