Dell Precision 7920: Flex Bay Upgrade - Convert to PCIE Intel - YouTube
New M.2 SAS Flex Bay Module Compatible with Dell Precision T5820 T7820 T7920 066XHV 66XHV w/ Tray Without SSD only for M Key 2280 M.2 NVMe (PCIe Gen3 x4) SSD
Precision 7865 Tower Workstation : Dell Workstations | Dell USA
New M.2 SAS Flex Bay Module Compatible with Dell Precision T5820 T7820 T7920 066XHV 66XHV w/ Tray Without SSD only for M Key 2280 M.2 NVMe (PCIe Gen3 x4) SSD