20424, 20424GT, 20424HGT. For Z-45/22DRT (from serial number 4589-001 to 4593-3612)-->500 Platform Components. For Z-34/22 IC (from serial number 0001 to 0780)-->700 Platform Components. For Z-34/22 IC (from serial number 0781 to 9606)-->600 Platform Components.
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