Williams/Bally/Gottlieb Beer Seal
Standard Size:
foam rubber for lockbars at most pinball machines.
Widebody Size:
Games such as Star Trek The Next Generation, Road Show, Indiana Jones (Wms), Twilight Zone, Popeye, Demolition Man, and Judge Dredd.
Super Widebody Size:
Games such as Paragon, Embryon, Space Invaders, Future Spa, Hot Doggin', Stellar Wars, Pokerino, Contact, Laser Ball, Scorpion, Haunted House, and Black Hole.