They may still work but that is the risk you take when buying.
Bally Electronic Pinball Games Repair Procedure
Slotted Opto for Bally Williams Pinball games - 5490-12451-00 (5 pack)
Electronic Tabletop Pinball Game Adjustable Secure Table Electronic Pinball For
5v pinball reset fix PCB Bally Williams WPC games
Bally Williams Pinball Backbox Lock For Games 1991-1999
Pair of Williams Bally yellow flipper caps for pinball games. 20-10110-6
