Magna-Glide White Type L Bobbins (10 pack)

The Fil-Tec FT12434 Magna-Glide bobbin is produced from high tenacity polyester filament yarn. Each bobbin sews consistently from the first to the last stich with minimal tension variation. 100% continuous filament polyester Patented magnetic core creates consistent tension throughout every bobbin while significantly increasing productivity and stitches per bobbin. Runs clean through the bobbin case with virtually no lint buildup. Uniform tension and more stitches per bobbin, with reduced garment scrap. Eliminates backlash and over spin worries. Produced in the USA. This contains 10 white bobbins. Type L