Found this at Checkers Automotive. Manufacture is VACU-TITE. Part # 47390 and is 5/32 black vacuum cap.
Accidently had wrong pic. here, and thought it was deleated.
Well heres the right one. but even in the dark it looks good depending on the number of drinks.
Got pic on misc. forum "A Finishing Touch"
Good Luck, hope idea helps.

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