Details

This set of 4 class 66 metal bobbins serve as replacements for the following compatible machines: brands compatible with SINGER models 66-1 through 66-18, 99CL, 185, 192, 201, 609, 717, and other top drop-in bobbin sewing machines. Consult your machines manual to ensure correct bobbin size. Use the bobbins beneath the needle plate in automatic sewing machines to wind the thread for your embroidery projects. Never add thread to a partially wound bobbin, as it may be uneven and cause thread to tangle or break.

• 4 Class 66 metal bobbins
• Compatible with SINGER 66-1 through 66-18, 99CL, 185, 192, 201, 609, 717, and more
• Durable metal construction for long-lasting use
• Always start with an empty bobbin to prevent tangling