4pcs of Standard Size Industrial Bobbin Case fit Embroidery Machine

4pcs of Standard Size Industrial Bobbin Case fit Embroidery Machine Using Size L Bobbin Case # BC-DBZ(3)-NBL

4pcs Standard industrial bobbin case.
Style L – With Anti-Backlash Spring.
With No-Back-Lash brake spring which puts constant , light pressure on bobbins to overcomemomentum.
Made in steel stainless, great value and quality.
These standard size industrial bobbin case are widely used in commercial embroidery machine.