StarTech.com M.2. PCI-e NVMe to U.2 (SFF-8639) Adapter - Not Compatible with SATA Drives or SAS Controllers - For M.2 PCIe NVMe SSDs - PCIe M.2 Drive to U.2 Host Adapter -
Amazon.com: Crucial P2 500GB 3D NAND NVMe PCIe M.2 SSD Up to 2400MB/s - CT500P2SSD8 : Electronics
MAIWO M.2 NVMe SSD to PCIe 3.0 X16/X8/X4 Adapter Converter Card Support M.2 Hard Drive Speed Up,2230 2242 2260 2280,Compatible with Windows 7/8/10 & Linux
Amazon.com: GLOTRENDS Dual M.2 X4 PCIe Adapter for One M.2 PCIe SSD and One M.2 SATA SSD, Support OS Booting from M.2 PCIe SSD or M.2 SATA SSD, Including 2 x M.2
Amazon.com: Crucial P3 4TB PCIe Gen3 3D NAND NVMe M.2 SSD, up to 3500MB/s - CT4000P3SSD8 : Electronics
Amazon.com: NVMe PCIe Adapter, M.2 NVMe to PCI-e x4/x8/x16 Adapter Expansion Card with Heat Sink for M Key NVMe SSD 2280/2260/2242/2230 : Electronics
Silicon Power 512GB NVMe M.2 PCIe Gen3x4 2280 SSD (SP512GBP34A60M28)