Large Potentiometer Knob

Here is a large knob for a Potentiometer. About 6 turns of the large knob will be the full range of a standard pot.

Use explosion diagrams for assembly details.

Parts needed:
4-1/2" Carriage Bolt
1/4"ID x 11/16"OD x 1/4"T Bearing (Qty: 2)
1/4" Nut
1/4" Nylon Nut
small 4-40 plastic screws (Qty: 3)
10-32 bolt and two nuts
Standard one turn pot.
m3 screws 20mm and nut (Qty: 4) for pot mounting plate.
NTE 24mm potentiometer

The center-to-center distance between the two gears