Basic Jumbo Flyer Unit

Basic Jumbo Flyer Unit for SD TDSW & TVSW (incl. JFLY, 1 JB, 3/4" bearing, drive band)

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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 maid 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 flyer without changing the bearing.
  • Jumbo hooks – for chunky yarn
  • One Jumbo Bobbin

For single drive Traditional and Traveller wheels.


  • Orifice 15mm(5/8")
  • Bobbin capacity 100gm(3-4ozs)
  • Ratios 4.5, 7.5, 9.5, 13.5
  • Natural finish.

Download Assembly Instructions