OWC 8.0TB Accelsior 4M2 PCIe SSD for 2019 Apple Mac Pro
Amazon.com: OWC Accelsior S PCIe Adapter for 2.5-inch SATA 6G Expansion Card Compatible with Mac Pro (2006-2012), Mac Pro 2019 and PC Towers : Electronics
OWC Aura P12 Pro 4.0TB M.2 NVMe SSD
OWC Aura Pro X2 - SSD - 1 TB - internal - PCIe 3.1 x4 (NVMe) - with OWC Envoy Pro storage enclosure - Walmart.com
OWC Mercury ACCELSIOR PCIe Express SSD 120 GB - OWCSSDPHW2R120 Apple Mac Pro | eBay