7/16" ID (Inner Diameter) Silicone - Glow in the Dark
Williams Part Nr. #23-6599
Data East/Sega/Stern Part Nr. #545-5025-18 (white) , #545-5025-03 (black)
Capcom Part No. #RB00108-04 , #RB00108-14
Bally alt Part No. #R-392
Gottlieb Part No. #A-17493
Stern alt Part No. #A-10218
