Printrbot Feed Wheel

9/3/2016: Updated shaft hole size. This version should fit much better. And if you still have fit problems, I've uploaded the .step file for easy editing with your CAD program of choice.

(For real people, stop uploading just the stl file. CAD files (.step or .iges) are desperately needed in the 3D printing community for the purposes of easy editing! Seriously, let's put a stop to this nonsense. Upload your CAD files. We all know they exist. People need them!)

Easily slip this feed wheel o