Trough Opto Receiver Board A-18618

 Trough Opto Receiver for Bally/Williams 4 or 6 ball games (not wide body games).   R..

$19.99

Trough Opto Transmitter Board A-18617

 Trough Opto Receiver for Bally/Williams 4 or 6 ball games (not wide body games).   R..

$19.99