COM-10000

      Black Chicken Head Knob ‐ 14x20mm COM-10000   Description: Knobs are a great way to finish off your project and make it easier to adjust the level of your death ray. This knob mates to a 0.25" shaft with a set screw. The main body of these knobs have a 14mm, but extend to 32mm overall. They also have a brass insert for a tighter fit with the shaft. Dimensions:    14mm high 20mm diameter 6mm depth for shaft                                                                  https://www.sparkfun.com/products/10000 5‐16‐17