• Description; Pressed aluminum threaded hub cap for a Chalmers automobile built in Detroit, Michigan between the years of 1910 and 1924. My notes show this cap as being used on the last few years of the Chalmers cars.
• Size; The cap has an outside diameter of 2 15/16” and is 1 13/16” high with 2 9/16”- 16 threads.
