Fil-Tec Magna-Glide Bobbins take the confusion out of bobbin tensions. Uses magnets, no tension springs. Continuous filament polyester thread in size "L". Sideless bobbins with a magnetic core offering 130 yards.
This magnetic core bobbin offers significantly more yards per bobbin, so you change bobbins less often. They also reduce lint and residual build-up in the bobbin case and tension spring. The magnetic core prevents backlash or overspin and eliminates the need for check springs. These bobbins are wound with the industry standard twisted polyester thread.
White Magnetic Pre Wound Bobbin 135 'L' Style, Box of 100 bobbins.
Item Name: Fil-Tec Magna-Glide Magnetic Bobbins L Style, White Box of 100
Item Number: 12434
Item Price: $49.49
Fil-Tec Magna-Glide Bobbins take the confusion out of bobbin tensions. Uses magnets, no tension springs. Continuous filament polyester thread in size L. Sideless bobbins with a magnetic core offering 130 yards.This magnetic core bobbin offers significantly more yards per bobbin, so you change bobbins less often. They also reduce lint and residual build-up in the bobbin case and tension spring. The magnetic core prevents backlash or overspin and eliminates the need for check springs. These bobbins are wound with the industry standard twisted polyester thread.White Magnetic Pre Wound Bobbin 135 'L' Style, Box of 100 bobbins.