Lower gap sensor P1015888-101A fits for Zebra GX4200T GK420T GK420d ZP500 ZP450. Feed Switch Sensor Cable Fits For Zebra GK430T GX420T GX430T ZD500 GX430D GK420T. GK420D Main Board P1020946-01 Motherboard Formatter Fits For Zebra GK420T.
eBay