Ashford Jumbo Flyer (Single Drive Traveller or Traditional)The large bobbin and orifice allow spinning chunky and novelty yarns or production spinning and plying. Very quick and easy to fit just swap the maiden upright bearing. Includes a large 19mm(3 4in) orifice bearing, jumbo flyer, threading hook and instructions. Drive band to replace existing drive band Brake band and 2 tension springs to replace existing brake band Jumbo bush to insert when spinning fine yarns Reducer bush so you can use your standard