Bobbins come in various styles and woods to match your wheel.

• S40 bobbin fits the S40 "hatbox" wheel. There is a flightholder instead of a flyer on this wheel; it is no longer available. These are the only bobbins and flyer that fit the S40 wheel.
• S45 bobbin fits the S45 wheel. The flyer for this wheel is no longer available.
• The S77 standard bobbin has a dark stain to match the S77 50th Anniversary wheel. This bobbin can be used for older wheels too - S10, S51, S20, S60, S70, S71, S75, S76, S77.
• S80 Olivia bobbin requires the S80 flyer. These are the only bobbins and flyer that fit the S80 Olivia spinning wheel.
• S87 bobbin matches the S87 Saxony wheel.
• S90 bobbins—standard and high speed fat core—require the S90 flyer for S90 Ultimate wheels. These are the only bobbins and flyer that fit the S90 spinning wheel.
• S96 matches the S96 Victoria wheel in oak.