Spinolution bobbin for Echo (4oz) and Mach III (8oz)

This spinning wheel bobbin was designed for the SpinOlution spinning wheel. This is an easy print. You will need to turn on supports to get a good print. The project comes out fairly clean, with only a little cleanup on the supports.

I have include files for the 4oz bobbins, and the 8oz bobbins. The 4oz bobbins fit all of the Spinolution machines that have 4oz flyers. The 8oz bobbins will only fit those machines that do not have the golden whorl. If your machine has the 9mm shaft, these