Black Crank makes grinding with your Comandante® even easier and looks super sleek! The XL-Crank increases leverage, whilst the included “Big Joe” Knob can help relax your hand and lower arm.
 
Smooth grinding! Black Crank is 100% compatible with all Comandante® C40 Mk3 and Mk4 grinders and matches every available model thanks to its Black Carbon Nano Coating.