Amazon.com: A ADWITS PCI Express 3.0 x16 to PCIe-Based NVMe and AHCI SSD Adapter Card with Heat Sink, Fits M.2 (NGFF) Form Factor with Key M in Size 2230/2242/2260/2280 : Electronics
MX16 M.2 NVMe SSD NGFF TO PCIE 3.0 X16 Adapter M Key Interface Card Suppor PCI Express 3.0 X4 2230 2280 Size M.2 FULL SPEED From Shenzhenhd, $14.95 | DHgate.Com
Amazon.com: ASUS Hyper M.2 X16 PCIe 3.0 X4 Expansion Card V2 Supports 4 NVMe M.2 (2242/2260/2280/22110) Upto 128 Gbps for Intel VROC and AMD Ryzen Threadripper NVMe Raid : Electronics
M.2 NVME SSD Adapter X16 PCIe 3.0 X4 Expansion Card with Heatsink, Supports NVMe M.2 2280 up to 10Gbps, Support Bifurcation Raid - AliExpress
M.2 NVME SSD Adapter X16 PCIe 3.0 X4 Expansion Card with Heatsink, Supports NVMe M.2 2280 up to 10Gbps, Support Bifurcation Raid - AliExpress
ORICO M.2 NVME to PCI-E 3.0 X16 Expansion Card (PSM2-X16)
Amazon.com: HLT M.2 NGFF NVMe SSD to PCIE 3.0 X16/X8/X4 Adapter for 1U/2U Server and Low Profile PC : Electronics
M.2 NVMe SSD NGFF TO PCIE 3.0 x16 x8 x4 Adapter M Key Interface Card Full Speed | eBay
MAIWO M.2 expansion card KT058A NVMe SSD to PCIe 3.0 X16/X8/X4 adapter M Key Converter Card Support 2230 2242 2260 2280,Compatible with Windows 7/8/10 & Linux ,BTC accessories - Newegg.com
Quad NVMe PCIe Adapter, RIITOP 4 Ports M.2 NVMe SSD to PCI-e 4.0/3.0 x