Double Nut

This course builds upon the foundational knowledge of the various Rickenbacker nuts that you acquired during your undergraduate studies.

Let’s begin our discussion by examining a unique topic: the "double nut", as shown in this photo; so named because it's roughly doube the thickness of the modern nuts used by Rickenbacker. Who would like to volunteer to explain to the class what we’re looking at here? During what years and on what models was the double nut used?