PCI riser cage assembly - Includes the metal T shaped cage assembly - Supports the PCI boards in slots one and two (Does NOT include the PCI riser board)
775420-001Secondary PCIe3 riser cage assembly - Includes the metal cage and secondary PCIe3 riser board - Provides a low-profile x16 PCIe3 in slot 3 of the server - Plugs in the secondary riser slot on the system I/O board
775427-001Optional universal media bay cage assembly - Includes the optical drive bay, a VGA port, an additional USB port, VGA/USB SATA, DVD/MLB cables - For use with servers configured with small form factor (SFF) drives
823791-001Express bay SFF hard drive cage assembly (replaces the universal media bay cage assembly) - Includes the two-bay drive cage assembly, backplane board, mini-SAS cable, and backplane power cable