Item No.  506417  Plastic bobbin (genuine Singer)

＊Diameter x Height:27.4x7.1mm ＊Axis Diameter:2.2mm 

＊Package of 10 bobbin.

＊Quality bobbins made to exact sewing machine's 
   specifications.
Fits Singer Models : 1000G, 1040G, 1060, 1060, 1100, 1411, 1411n, 1411U, 1425, 1425n, 1425U, 290, 290C, 600, 600E, 603, 603E, 604, 604E, 620, 620E31, 626, 626E1, 626E6, 626E7, 628, 629, 630, 630E, 630E3, 631, 635, 635-9, 636, 638, 639, 640, 640E, 640E3, 645, 645-9, 646, 648, 649, 690U, 698U, 700, 706, 708, 720, 722, 726, 728, 737, 750, 755, 756, 758, 770, 771, 775, 778 and more!