Ashford Jumbo Sliding Hook Flyer (Single Drive Traveller or Traditional)Fill your bobbins evenly. Light and strong graphite flyer arms support stainless steel squeeze and slide hooks. These sliding hooks allow easy repositioning along the length of the bobbin. The jumbo size, combined with the sliding hook flyer gets more yarn on your bobbins no more hills and valleys when you fill your bobbins with the sliding hook flyer! The four speed jumbo sliding hook flyer comes with one jumbo bobbin, drive band, brake band and 3 4"