5 and 7 Opto Ball Trough PCB Board Set A-18618/A-18617 or A-18618-1/A-18617-1 (pair)

7 Opto Ball Trough Boards A-18617 and A-18616 Transmitter and Receiver boards. Used on Corvette, Flintstones, No Good Gofers, Roadshow, The Shadow, and World Cup Soccer (7-Opto), also can be used in 5-opto version -1 for the following games: Attack From Mars, Cactus Canyon, Champion Pub, Cirqus Voltaire, Congo, Dity Harry, Infy 500, Jackbot, Johnny Mnemonic, Junk Yard, Monster Bash, Medieval Madness, NBA Fastbreak, No Fear, Revenge From Mars, Safecracker, Scared Stiff, Star Wars Episode 1, Theatre Of Magic, Tales of the Arabian Nights, World Cup Soccer.