Janome Overlocker Lower Crank SCREW
Fits into a ball joint which move the loopers
6234XL 9200D 8002D 8002DG 9002D, 9102D, 9300DX,
204D, 504D, 634D, 644D, 7034D, 7933 Harmony, 8933D,
Genuine Janome Part 787108009
Genuine Janome Part 787108009