This grinder is slightly larger (longer) than the C3.

Grind your coffee fresh wherever you go! (Also stows away neatly in your kitchen.)

This hand grinder has stainless steel conical burrs, double bearing central axis, is robust and compact: The body fits into the plunger of your AeroPress and the handle is collapsible.

You can precisely adjust the grind size through "clicks". The bottom chamber will hold about 25g of ground coffee.