JUKI Upper Looper B Heavy-Duty for Overlock Machines - 118-88104

JUKI Upper Looper "B" is a replacement looper designed for compatible JUKI overlock and coverstitch machines. This part is identified by 118-88104 and also cross-references alternate part numbers including UL603881, UL600881, UL605881, 377740, and U94108-81.

Use this upper looper to help maintain consistent stitch formation and dependable machine operation on supported models. It is compatible with needles #90 and above, making it a practical replacement component for industrial sewing applications where accuracy and smooth looping action matter.

Compatible JUKI models include:

• DD6-500
• MO-2400 (Old)
• MO-2500
• MO-2504
• MO-2514
• MO-2516
• MO-3700
• MO-3704
• MO-3716
• 5SF6H
• MO-6716S

Choose this replacement looper when you need a compatible industrial sewing machine part for maintenance, repair, or restoration. It is a straightforward solution for keeping your JUKI machine running with the correct looper geometry and stitch support.