What it's Used for:

This bobbin case has adjusted lower tension to accommodate thicker threads.

• If you are looking for a a regular bobbin case, click here.
• Take time to examine your bobbin case for burrs, needle punctures, and any damage on the top, side, and bottom of the bobbin case. Damage like this can cause shredding, skipped stitches, loose stitches, and poor tension quality. 
• This will fit the Juki DX4000QVP, NX7, DX3000QVP, DX5, DX7, DX2000QVP, DX-1500, F600, F400, F300, G220, G120.