Comandante Big Joe Black CrankBlack Crank makes grinding with your Comandante even easier and adds another depth of matte black awesomeness to your already sleek grinder. The Comandante Black Crank achieves this with a larger crank and bigger knob to increase leverage and change the overall grinding experience. Black Crank is 100% compatible with all Comandante C40 Mk3, Mk4 grinders as well as the Comandante C60 Baracuda Grinders and matches every available model thanks to its