Stern SPIKE Trough Serial Opto Transmitter & Reciever Board (520-5344-00 + 520-8516-00)

Opto receiver board for Stern SPIKE & SPIKE 2 ball troughs. Opto transmitter board for Stern SPIKE and SPIKE 2 troughs. SET Includes: 1 pcs Stern Trough Serial Opto Receiver Extension Node Board - 520-8516-00 1 pcs Stern SPIKE Trough Serial Opto Transmitter Board 520-5344-00