Spring Sewing machine new shuttle race cap spring part #,Z17. For all oscillators. Fits shuttle race cover #JO1306 for zig-zag machines

Sewing machine new shuttle race cap spring part #,Z17. For most Japanesefront load machines. Fits shuttle race cover #JO1306 for zig-zag machines. I acquired these from a sewing company I bought out years and years ago. And why I can offer such low prices.