Hook Drive Gear (8MM Shaft) for Bernina  217, 740, 750, 840, 850, 940, 950  # 316.038.431

Guaranteed to fit Bernina Sewing Machine Models:
217, 740, 750, 840, 850, 940, 950

ATTENTION: This machine has two gears, one is 7 mm and the other is 8 mm (our link sells 8 mm gears.) 7 mm is go around  in a clockwise direction. and 8 mm is go around in a counterclockwise direction. Please don't make mistakes when buying It.