A6144-67002 - HP 12-Slot PCI I/o Backplane Board for Rp5470 A6144-67002 - HP 12-Slot PCI I/o Backplane Board for Rp5470 $121.34
AB419-60002 - HP PCI-X I/O Backplane Board for Integrity rx2660 AB419-60002 - HP PCI-X I/O Backplane Board for Integrity rx2660 $120.00
A6961-60002 - HP SCSI Backplane Board for Integrity rx4640 Server A6961-60002 - HP SCSI Backplane Board for Integrity rx4640 Server $98.05
A7231-66530 - HP 4 Slot PCI I/O Backplane Board for RX2600 / RP34XX Server A7231-66530 - HP 4 Slot PCI I/O Backplane Board for RX2600 / RP34XX Server $50.00