Except for the bobbins on our earliest wheels, all of our wheels use the same bobbin.

Our bobbins now have sealed bearings. With reasonable care our bobbins should give a lifetime of trouble free use.
Standard bobbin is 3.5″ diameter
Jumbo bobbin is 4.75″ diameter, requires jumbo flyer
Crafty bobbin is 4.75″ diameter and 7.25″ long, requires crafty flyer
All bobbins are 4.25″ long except the Crafty bobbin

Standard bobbin $32.50
Jumbo Bobbin $40.00
Crafty Bobbin $75.00
With Danish oil finish add $10
plus shipping