Any thoughts?

[cintisteve]

Found this yesterday.It is kinda heavy and doesn’t appear to be be broken off anything. I thought it was a magnet at first, but didnt stick to metal. Any ideas as to what it might be? Thanks

 

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[jorge del norte]

Found this yesterday.It is kinda heavy and doesn’t appear to be be broken off anything. I thought it was a magnet at first, but didnt stick to metal. Any ideas as to what it might be? Thanks

Rear veiw mirror base...

 

[cudamark]

Yup, a glue-on windshield button for an inside rear view mirror.

 

[E-Trac-Ohio]

Yes, a Windshield Mirror Mount.