GLOTRENDS U.2 (SFF-8639) PCIe NVMe 4.0/3.0 Adapter for U.2 PCIe SSD, PCI-E GEN4 Full Speed, Desktop PC Installation Add-On Cards - Newegg.com
OWC U2 Shuttle for up to four NVMe M.2 SSDs in a 3.5-inch Drive
M.2 Ssd To U.2 Adapter 2in1 M.2 Nvme And Sata-bus Ngff Ssd To Pci-e U.2 Sff-8639 Adapter Pcie M2 Converter For Desktop Computers - Add On Cards & Controller Panels - AliExpress
Amazon.com: MZHOU U.2 PCI-E ExpansionCard, SFF-8639 to SSD Adapter Card, PCI-E 3.0 X4 SATA Adapter- High Power Self-Powered The NVME Standard Protocol Supports WIN7/8/10/32/MAC/Linux : Electronics
Cryo-PC M.2 SSD to U.2 Adapter 2in1 M.2 NVMe and SATA-Bus NGFF SDD 2.5inch - NWCA Inc.
Adapter, U.2 to M.2 - 2.5” U.2 NVMe SSD - Drive Adapters and Drive Converters | StarTech.com