Description
Restore accurate ball detection in your Williams/Bally widebody pinball machine with this 7-Opto Trough Board Set (A-17982 / A-17981). Designed for WPC widebody games utilizing a 7-ball opto-based trough system, this transmitter and receiver board set ensures reliable infrared signal transmission for precise ball count tracking and game operation. Ideal for fixing missing ball errors, trough faults, or intermittent opto detection issues.
