This high speed set for the Victoria, Julia & S10 Concept wheels contains a high speed flyer, 3 bobbins, a small whorl and an orifice hook. The flyer is available in beech or oak to match your wheel. The orifice is 5 mm with removable inserts producing 8 and 12 mm orifices. Ratios are 1:20 and 1:30. The higher speed makes this set perfect for quick and easy spinning of very fine lace.