Replaces Atari Part No: A035220-02 Suzo/Happ Part No: A052-1011-00
Compatible with BitKit2 and 60IN1PCB
Replacement Digital Opto Coupler PCB for Suzo/Happ Trackball and Wico/Happ Arkanoid Trackwheel. (Red Board compatible) Also used on our Arkanoid Paddle/Spinner.