7/8" Post Sleeve - Various Colours

Bumper Sleeve 7/8" tall.

Yellow

Williams/Bally reference 23-6552

Gottlieb reference A-26648Y

Black

Williams/Bally reference 23-6552-1

Gottlieb reference A-26648Y.
Data East / Sega / Stern 545-5009-00

7/8" Post Sleeve - Various Colours